111012146156 has 12 divisors (see below), whose sum is σ = 194273747640. Its totient is φ = 55505361120.

The previous prime is 111012146143. The next prime is 111012146177. The reversal of 111012146156 is 651641210111.

It is a super-2 number, since 2×111012146156² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340955 + ... + 581613.

It is an arithmetic number, because the mean of its divisors is an integer number (16189478970).

Almost surely, 2^111012146156 is an apocalyptic number.

It is an amenable number.

111012146156 is a deficient number, since it is larger than the sum of its proper divisors (83261601484).

111012146156 is a wasteful number, since it uses less digits than its factorization.

111012146156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355984 (or 355982 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

Adding to 111012146156 its reverse (651641210111), we get a palindrome (762653356267).

The spelling of 111012146156 in words is "one hundred eleven billion, twelve million, one hundred forty-six thousand, one hundred fifty-six".