11331130212012 has 24 divisors (see below), whose sum is σ = 28473096430576. Its totient is φ = 3486501603648.

The previous prime is 11331130211941. The next prime is 11331130212037. The reversal of 11331130212012 is 21021203113311.

It is a super-2 number, since 2×11331130212012² (a number of 27 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 11331130212012.

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, 36317724883 + ... + 36317725194.

Almost surely, 2^{11331130212012} is an apocalyptic number.

11331130212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11331130212012 is an abundant number, since it is smaller than the sum of its proper divisors (17141966218564).

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

11331130212012 is a wasteful number, since it uses less digits than its factorization.

11331130212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72635450097 (or 72635450095 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11331130212012 its reverse (21021203113311), we get a palindrome (32352333325323).

The spelling of 11331130212012 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty million, two hundred twelve thousand, twelve".