3331121122220 has 24 divisors (see below), whose sum is σ = 7299500199264. Its totient is φ = 1274515907456.

The previous prime is 3331121122211. The next prime is 3331121122271. The reversal of 3331121122220 is 222211211333.

It is a super-2 number, since 2×3331121122220² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 3620783369 + ... + 3620784288.

It is an arithmetic number, because the mean of its divisors is an integer number (304145841636).

Almost surely, 2^{3331121122220} is an apocalyptic number.

It is an amenable number.

3331121122220 is an abundant number, since it is smaller than the sum of its proper divisors (3968379077044).

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

3331121122220 is a wasteful number, since it uses less digits than its factorization.

3331121122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7241567689 (or 7241567687 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 3331121122220 its reverse (222211211333), we get a palindrome (3553332333553).

The spelling of 3331121122220 in words is "three trillion, three hundred thirty-one billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred twenty".