1115550631012 has 24 divisors (see below), whose sum is σ = 1972540589600. Its totient is φ = 551993247936.

The previous prime is 1115550630991. The next prime is 1115550631021. The reversal of 1115550631012 is 2101360555111.

It is a happy number.

It is a super-2 number, since 2×1115550631012² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 3031062 + ... + 3379117.

Almost surely, 2^{1115550631012} is an apocalyptic number.

It is an amenable number.

1115550631012 is a deficient number, since it is larger than the sum of its proper divisors (856989958588).

1115550631012 is a wasteful number, since it uses less digits than its factorization.

1115550631012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410635 (or 6410633 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 1115550631012 in words is "one trillion, one hundred fifteen billion, five hundred fifty million, six hundred thirty-one thousand, twelve".