33122231004 has 24 divisors (see below), whose sum is σ = 81352848640. Its totient is φ = 10459651824.

The previous prime is 33122230979. The next prime is 33122231047. The reversal of 33122231004 is 40013222133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72636244 + ... + 72636699.

Almost surely, 2^33122231004 is an apocalyptic number.

It is an amenable number.

33122231004 is an abundant number, since it is smaller than the sum of its proper divisors (48230617636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33122231004 is a wasteful number, since it uses less digits than its factorization.

33122231004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145272969 (or 145272967 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33122231004 its reverse (40013222133), we get a palindrome (73135453137).

The spelling of 33122231004 in words is "thirty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, four".