1150122135156 has 24 divisors (see below), whose sum is σ = 2683758198240. Its totient is φ = 383354061792.

The previous prime is 1150122135137. The next prime is 1150122135161. The reversal of 1150122135156 is 6515312210511.

It is a happy number.

It is a super-2 number, since 2×1150122135156² (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 7 ways as a sum of consecutive naturals, for example, 2257171 + ... + 2719386.

It is an arithmetic number, because the mean of its divisors is an integer number (111823258260).

Almost surely, 2^{1150122135156} is an apocalyptic number.

It is an amenable number.

1150122135156 is an abundant number, since it is smaller than the sum of its proper divisors (1533636063084).

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

1150122135156 is a wasteful number, since it uses less digits than its factorization.

1150122135156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4995823 (or 4995821 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 33.

Adding to 1150122135156 its reverse (6515312210511), we get a palindrome (7665434345667).

The spelling of 1150122135156 in words is "one trillion, one hundred fifty billion, one hundred twenty-two million, one hundred thirty-five thousand, one hundred fifty-six".