111110111002 has 32 divisors (see below), whose sum is σ = 189212526720. Its totient is φ = 48471017280.

The previous prime is 111110110981. The next prime is 111110111027. The reversal of 111110111002 is 200111011111.

It is a super-2 number, since 2×111110111002² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111110111002.

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, 414873 + ... + 627964.

It is an arithmetic number, because the mean of its divisors is an integer number (5912891460).

Almost surely, 2^111110111002 is an apocalyptic number.

111110111002 is a deficient number, since it is larger than the sum of its proper divisors (78102415718).

111110111002 is a wasteful number, since it uses less digits than its factorization.

111110111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043046.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111110111002 its reverse (200111011111), we get a palindrome (311221122113).

The spelling of 111110111002 in words is "one hundred eleven billion, one hundred ten million, one hundred eleven thousand, two".