3102323002220 has 48 divisors (see below), whose sum is σ = 7023432030048. Its totient is φ = 1144263436800.

The previous prime is 3102323002201. The next prime is 3102323002237. The reversal of 3102323002220 is 222003232013.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3102323002192 and 3102323002201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6053681 + ... + 6546120.

It is an arithmetic number, because the mean of its divisors is an integer number (146321500626).

Almost surely, 2^{3102323002220} is an apocalyptic number.

It is an amenable number.

3102323002220 is an abundant number, since it is smaller than the sum of its proper divisors (3921109027828).

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

3102323002220 is a wasteful number, since it uses less digits than its factorization.

3102323002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12600770 (or 12600768 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 3102323002220 its reverse (222003232013), we get a palindrome (3324326234233).

The spelling of 3102323002220 in words is "three trillion, one hundred two billion, three hundred twenty-three million, two thousand, two hundred twenty".