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100020233120 = 2551471424967
BaseRepresentation
bin101110100100110101…
…0111010001110100000
3100120011120201021212112
41131021222322032200
53114320134424440
6113540524414452
710140410645123
oct1351152721640
9316146637775
10100020233120
11394668a5595
12174746a7428
13957ca74cc2
144baba0a3ba
152905dd4965
hex1749aba3a0

100020233120 has 48 divisors (see below), whose sum is σ = 236458994688. Its totient is φ = 39980801280.

The previous prime is 100020233083. The next prime is 100020233129. The reversal of 100020233120 is 21332020001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100020233095 and 100020233104.

It is not an unprimeable number, because it can be changed into a prime (100020233129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22877 + ... + 447843.

It is an arithmetic number, because the mean of its divisors is an integer number (4926229056).

Almost surely, 2100020233120 is an apocalyptic number.

100020233120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100020233120 is an abundant number, since it is smaller than the sum of its proper divisors (136438761568).

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

100020233120 is a wasteful number, since it uses less digits than its factorization.

100020233120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426453 (or 426445 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 100020233120 its reverse (21332020001), we get a palindrome (121352253121).

The spelling of 100020233120 in words is "one hundred billion, twenty million, two hundred thirty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1471 2942 5884 7355 11768 14710 23536 29420 47072 58840 117680 235360 424967 849934 1699868 2124835 3399736 4249670 6799472 8499340 13598944 16998680 33997360 67994720 625126457 1250252914 2500505828 3125632285 5001011656 6251264570 10002023312 12502529140 20004046624 25005058280 50010116560 100020233120