33121011310012 has 6 divisors (see below), whose sum is σ = 57961769792528. Its totient is φ = 16560505655004.

The previous prime is 33121011310003. The next prime is 33121011310061. The reversal of 33121011310012 is 21001311012133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140126413748 + ... + 4140126413755.

Almost surely, 2^{33121011310012} is an apocalyptic number.

It is an amenable number.

33121011310012 is a deficient number, since it is larger than the sum of its proper divisors (24840758482516).

33121011310012 is a wasteful number, since it uses less digits than its factorization.

33121011310012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8280252827507 (or 8280252827505 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 33121011310012 its reverse (21001311012133), we get a palindrome (54122322322145).

The spelling of 33121011310012 in words is "thirty-three trillion, one hundred twenty-one billion, eleven million, three hundred ten thousand, twelve".