33112030000021 has 16 divisors (see below), whose sum is σ = 38005289852544. Its totient is φ = 28259685140544.

The previous prime is 33112030000001. The next prime is 33112030000033. The reversal of 33112030000021 is 12000003021133.

It is a cyclic number.

It is not a de Polignac number, because 33112030000021 - 2⁵ = 33112029999989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33112030000001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4884766 + ... + 9491311.

It is an arithmetic number, because the mean of its divisors is an integer number (2375330615784).

Almost surely, 2^{33112030000021} is an apocalyptic number.

It is an amenable number.

33112030000021 is a deficient number, since it is larger than the sum of its proper divisors (4893259852523).

33112030000021 is a wasteful number, since it uses less digits than its factorization.

33112030000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14377500.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 33112030000021 its reverse (12000003021133), we get a palindrome (45112033021154).

The spelling of 33112030000021 in words is "thirty-three trillion, one hundred twelve billion, thirty million, twenty-one", and thus it is an aban number.