1214312236512 has 48 divisors (see below), whose sum is σ = 3188049841872. Its totient is φ = 404709765120.

The previous prime is 1214312236493. The next prime is 1214312236561. The reversal of 1214312236512 is 2156322134121.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1214312236512² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 310033 + ... + 1588944.

It is an arithmetic number, because the mean of its divisors is an integer number (66417705039).

Almost surely, 2^{1214312236512} is an apocalyptic number.

1214312236512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1214312236512 is an abundant number, since it is smaller than the sum of its proper divisors (1973737605360).

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

1214312236512 is a wasteful number, since it uses less digits than its factorization.

1214312236512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905651 (or 1905643 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The spelling of 1214312236512 in words is "one trillion, two hundred fourteen billion, three hundred twelve million, two hundred thirty-six thousand, five hundred twelve".