33232220013 has 32 divisors (see below), whose sum is σ = 46754205696. Its totient is φ = 20955321728.

The previous prime is 33232219963. The next prime is 33232220029. The reversal of 33232220013 is 31002223233.

It is a cyclic number.

It is not a de Polignac number, because 33232220013 - 2¹² = 33232215917 is a prime.

It is a super-2 number, since 2×33232220013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33232220083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2479456 + ... + 2492822.

It is an arithmetic number, because the mean of its divisors is an integer number (1461068928).

Almost surely, 2^33232220013 is an apocalyptic number.

It is an amenable number.

33232220013 is a deficient number, since it is larger than the sum of its proper divisors (13521985683).

33232220013 is a wasteful number, since it uses less digits than its factorization.

33232220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13793.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33232220013 its reverse (31002223233), we get a palindrome (64234443246).

The spelling of 33232220013 in words is "thirty-three billion, two hundred thirty-two million, two hundred twenty thousand, thirteen".