33212031404 has 24 divisors (see below), whose sum is σ = 58247868000. Its totient is φ = 16569826560.

The previous prime is 33212031403. The next prime is 33212031409. The reversal of 33212031404 is 40413021233.

It is a super-2 number, since 2×33212031404² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33212031404.

It is not an unprimeable number, because it can be changed into a prime (33212031401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3748772 + ... + 3757620.

It is an arithmetic number, because the mean of its divisors is an integer number (2426994500).

Almost surely, 2^33212031404 is an apocalyptic number.

It is an amenable number.

33212031404 is a deficient number, since it is larger than the sum of its proper divisors (25035836596).

33212031404 is a wasteful number, since it uses less digits than its factorization.

33212031404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10793 (or 10791 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33212031404 its reverse (40413021233), we get a palindrome (73625052637).

The spelling of 33212031404 in words is "thirty-three billion, two hundred twelve million, thirty-one thousand, four hundred four".