111012120002 has 64 divisors (see below), whose sum is σ = 219420576000. Its totient is φ = 40958410752.

The previous prime is 111012119993. The next prime is 111012120049. The reversal of 111012120002 is 200021210111.

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, 292127 + ... + 554402.

It is an arithmetic number, because the mean of its divisors is an integer number (3428446500).

Almost surely, 2^111012120002 is an apocalyptic number.

111012120002 is a deficient number, since it is larger than the sum of its proper divisors (108408455998).

111012120002 is a wasteful number, since it uses less digits than its factorization.

111012120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846603.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111012120002 its reverse (200021210111), we get a palindrome (311033330113).

The spelling of 111012120002 in words is "one hundred eleven billion, twelve million, one hundred twenty thousand, two".