33221110012004 has 48 divisors (see below), whose sum is σ = 61349418876480. Its totient is φ = 15697109957760.

The previous prime is 33221110012001. The next prime is 33221110012073. The reversal of 33221110012004 is 40021001112233.

It is a super-2 number, since 2×33221110012004² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33221110012001) 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, 53875274 + ... + 54488414.

It is an arithmetic number, because the mean of its divisors is an integer number (1278112893260).

Almost surely, 2^{33221110012004} is an apocalyptic number.

It is an amenable number.

33221110012004 is a deficient number, since it is larger than the sum of its proper divisors (28128308864476).

33221110012004 is a wasteful number, since it uses less digits than its factorization.

33221110012004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614940 (or 614938 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 33221110012004 its reverse (40021001112233), we get a palindrome (73242111124237).

The spelling of 33221110012004 in words is "thirty-three trillion, two hundred twenty-one billion, one hundred ten million, twelve thousand, four".