1102112112102 has 64 divisors (see below), whose sum is σ = 2267495838720. Its totient is φ = 356902329600.

The previous prime is 1102112112071. The next prime is 1102112112119. The reversal of 1102112112102 is 2012112112011.

It is a happy number.

It is a super-2 number, since 2×1102112112102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193928553 + ... + 193934235.

It is an arithmetic number, because the mean of its divisors is an integer number (35429622480).

Almost surely, 2^{1102112112102} is an apocalyptic number.

1102112112102 is an abundant number, since it is smaller than the sum of its proper divisors (1165383726618).

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

1102112112102 is a wasteful number, since it uses less digits than its factorization.

1102112112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8909.

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

Adding to 1102112112102 its reverse (2012112112011), we get a palindrome (3114224224113).

Subtracting 1102112112102 from its reverse (2012112112011), we obtain a palindrome (909999999909).

The spelling of 1102112112102 in words is "one trillion, one hundred two billion, one hundred twelve million, one hundred twelve thousand, one hundred two".