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1110211021212 = 223373896427957
BaseRepresentation
bin10000001001111101101…
…110111100100110011100
310221010122111220101112120
4100021331232330212130
5121142203010134322
62210005055102540
7143132030655456
oct20117556744634
93833574811476
101110211021212
113989241a63a7
1215b1bb511a50
138090040b367
143ba3d67b2d6
151dd2c143a5c
hex1027dbbc99c

1110211021212 has 48 divisors (see below), whose sum is σ = 2667345451680. Its totient is φ = 359142757632.

The previous prime is 1110211021207. The next prime is 1110211021289. The reversal of 1110211021212 is 2121201120111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1110211021191 and 1110211021200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3041263 + ... + 3386694.

It is an arithmetic number, because the mean of its divisors is an integer number (55569696910).

Almost surely, 21110211021212 is an apocalyptic number.

1110211021212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1110211021212 is an abundant number, since it is smaller than the sum of its proper divisors (1557134430468).

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

1110211021212 is a wasteful number, since it uses less digits than its factorization.

1110211021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428390 (or 6428388 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1110211021212 its reverse (2121201120111), we get a palindrome (3231412141323).

The spelling of 1110211021212 in words is "one trillion, one hundred ten billion, two hundred eleven million, twenty-one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 389 444 778 1167 1556 2334 4668 14393 28786 43179 57572 86358 172716 6427957 12855914 19283871 25711828 38567742 77135484 237834409 475668818 713503227 951337636 1427006454 2500475273 2854012908 5000950546 7501425819 10001901092 15002851638 30005703276 92517585101 185035170202 277552755303 370070340404 555105510606 1110211021212