1115102265012 has 72 divisors (see below), whose sum is σ = 2845579568832. Its totient is φ = 368174448000.

The previous prime is 1115102264917. The next prime is 1115102265019. The reversal of 1115102265012 is 2105622015111.

It is a happy number.

1115102265012 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 1 + 0 + 2 + 2 + 650 + 1 + 2 = 666.

It is a super-2 number, since 2×1115102265012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115102265019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1590712 + ... + 2181872.

It is an arithmetic number, because the mean of its divisors is an integer number (39521938456).

Almost surely, 2^{1115102265012} is an apocalyptic number.

1115102265012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1115102265012 is an abundant number, since it is smaller than the sum of its proper divisors (1730477303820).

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

1115102265012 is a wasteful number, since it uses less digits than its factorization.

1115102265012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591669 (or 591664 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The spelling of 1115102265012 in words is "one trillion, one hundred fifteen billion, one hundred two million, two hundred sixty-five thousand, twelve".