2311220332304 has 40 divisors (see below), whose sum is σ = 4845305422272. Its totient is φ = 1061661525120.

The previous prime is 2311220332261. The next prime is 2311220332361. The reversal of 2311220332304 is 4032330221132.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 26287004 + ... + 26374779.

Almost surely, 2^{2311220332304} is an apocalyptic number.

It is an amenable number.

2311220332304 is an abundant number, since it is smaller than the sum of its proper divisors (2534085089968).

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

2311220332304 is a wasteful number, since it uses less digits than its factorization.

2311220332304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52662015 (or 52662009 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2311220332304 its reverse (4032330221132), we get a palindrome (6343550553436).

The spelling of 2311220332304 in words is "two trillion, three hundred eleven billion, two hundred twenty million, three hundred thirty-two thousand, three hundred four".