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1112011212102 = 23726476457431
BaseRepresentation
bin10000001011101001000…
…010001000010101000110
310221022021222021120012020
4100023221002020111012
5121204344332241402
62210503443304010
7143224450226430
oct20135102102506
93838258246166
101112011212102
1139966838046a
1215b62237b006
1380b2936727b
143bb707a3650
151ddd51d88bc
hex102e9088546

1112011212102 has 16 divisors (see below), whose sum is σ = 2541739913472. Its totient is φ = 317717489160.

The previous prime is 1112011212079. The next prime is 1112011212107. The reversal of 1112011212102 is 2012121102111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112011212107) 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, 13238228674 + ... + 13238228757.

It is an arithmetic number, because the mean of its divisors is an integer number (158858744592).

Almost surely, 21112011212102 is an apocalyptic number.

1112011212102 is an abundant number, since it is smaller than the sum of its proper divisors (1429728701370).

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

1112011212102 is a wasteful number, since it uses less digits than its factorization.

1112011212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26476457443.

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

Adding to 1112011212102 its reverse (2012121102111), we get a palindrome (3124132314213).

The spelling of 1112011212102 in words is "one trillion, one hundred twelve billion, eleven million, two hundred twelve thousand, one hundred two".

Divisors: 1 2 3 6 7 14 21 42 26476457431 52952914862 79429372293 158858744586 185335202017 370670404034 556005606051 1112011212102