33112102111112 has 8 divisors (see below), whose sum is σ = 62085191458350. Its totient is φ = 16556051055552.

The previous prime is 33112102111111. The next prime is 33112102111139. The reversal of 33112102111112 is 21111120121133.

It can be written as a sum of positive squares in only one way, i.e., 16819464131716 + 16292637979396 = 4101154^2 + 4036414^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×33112102111112² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33112102111111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069506381937 + ... + 2069506381952.

Almost surely, 2^{33112102111112} is an apocalyptic number.

It is an amenable number.

33112102111112 is a deficient number, since it is larger than the sum of its proper divisors (28973089347238).

33112102111112 is a wasteful number, since it uses less digits than its factorization.

33112102111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139012763895 (or 4139012763891 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 33112102111112 its reverse (21111120121133), we get a palindrome (54223222232245).

The spelling of 33112102111112 in words is "thirty-three trillion, one hundred twelve billion, one hundred two million, one hundred eleven thousand, one hundred twelve".