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1112102202020 = 225735938391531
BaseRepresentation
bin10000001011101110011…
…101001110101010100100
310221022112022111022220012
4100023232131032222210
5121210041130431040
62210520453425352
7143226633514235
oct20135635165244
93838468438805
101112102202020
11399704778547
1215b64893b258
1380b42174964
143bb7c8cb08c
151dddd1ad865
hex102ee74eaa4

1112102202020 has 96 divisors (see below), whose sum is σ = 2375776085760. Its totient is φ = 437199482880.

The previous prime is 1112102202007. The next prime is 1112102202023. The reversal of 1112102202020 is 202022012111.

It is a junction number, because it is equal to n+sod(n) for n = 1112102201986 and 1112102202004.

It is not an unprimeable number, because it can be changed into a prime (1112102202023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 726388655 + ... + 726390185.

It is an arithmetic number, because the mean of its divisors is an integer number (24747667560).

Almost surely, 21112102202020 is an apocalyptic number.

1112102202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112102202020 is an abundant number, since it is smaller than the sum of its proper divisors (1263673883740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112102202020 is a wasteful number, since it uses less digits than its factorization.

1112102202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045 (or 3043 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1112102202020 its reverse (202022012111), we get a palindrome (1314124214131).

The spelling of 1112102202020 in words is "one trillion, one hundred twelve billion, one hundred two million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 73 146 292 365 593 730 839 1186 1460 1531 1678 2372 2965 3062 3356 4195 5930 6124 7655 8390 11860 15310 16780 30620 43289 61247 86578 111763 122494 173156 216445 223526 244988 306235 432890 447052 497527 558815 612470 865780 907883 995054 1117630 1224940 1284509 1815766 1990108 2235260 2487635 2569018 3631532 4539415 4975270 5138036 6422545 9078830 9950540 12845090 18157660 25690180 36319471 66275459 72638942 93769157 132550918 145277884 181597355 187538314 265101836 331377295 363194710 375076628 468845785 662754590 726389420 761713837 937691570 1325509180 1523427674 1875383140 3046855348 3808569185 7617138370 15234276740 55605110101 111210220202 222420440404 278025550505 556051101010 1112102202020