33311132012 has 12 divisors (see below), whose sum is σ = 58484367480. Its totient is φ = 16601312736.

The previous prime is 33311132011. The next prime is 33311132017. The reversal of 33311132012 is 21023111333.

It is a super-2 number, since 2×33311132012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33311132011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13561937 + ... + 13564392.

It is an arithmetic number, because the mean of its divisors is an integer number (4873697290).

Almost surely, 2^33311132012 is an apocalyptic number.

It is an amenable number.

33311132012 is a deficient number, since it is larger than the sum of its proper divisors (25173235468).

33311132012 is a wasteful number, since it uses less digits than its factorization.

33311132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27126640 (or 27126638 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 33311132012 its reverse (21023111333), we get a palindrome (54334243345).

The spelling of 33311132012 in words is "thirty-three billion, three hundred eleven million, one hundred thirty-two thousand, twelve".