33130111012 has 24 divisors (see below), whose sum is σ = 58687969536. Its totient is φ = 16362199968.

The previous prime is 33130110991. The next prime is 33130111051. The reversal of 33130111012 is 21011103133.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3277438 + ... + 3287530.

It is an arithmetic number, because the mean of its divisors is an integer number (2445332064).

Almost surely, 2^33130111012 is an apocalyptic number.

It is an amenable number.

33130111012 is a deficient number, since it is larger than the sum of its proper divisors (25557858524).

33130111012 is a wasteful number, since it uses less digits than its factorization.

33130111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20067 (or 20065 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 33130111012 its reverse (21011103133), we get a palindrome (54141214145).

The spelling of 33130111012 in words is "thirty-three billion, one hundred thirty million, one hundred eleven thousand, twelve".