1233031113012 has 12 divisors (see below), whose sum is σ = 2877072597056. Its totient is φ = 411010371000.

The previous prime is 1233031113007. The next prime is 1233031113019. The reversal of 1233031113012 is 2103111303321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1233031113012² (a number of 25 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 1233031113012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233031113019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51376296364 + ... + 51376296387.

Almost surely, 2^{1233031113012} is an apocalyptic number.

1233031113012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1233031113012 is an abundant number, since it is smaller than the sum of its proper divisors (1644041484044).

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

1233031113012 is a wasteful number, since it uses less digits than its factorization.

1233031113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102752592758 (or 102752592756 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1233031113012 its reverse (2103111303321), we get a palindrome (3336142416333).

The spelling of 1233031113012 in words is "one trillion, two hundred thirty-three billion, thirty-one million, one hundred thirteen thousand, twelve".