2220204312315 has 128 divisors (see below), whose sum is σ = 4321073433600. Its totient is φ = 1072664064000.

The previous prime is 2220204312301. The next prime is 2220204312323. The reversal of 2220204312315 is 5132134020222.

2220204312315 is a `hidden beast` number, since 2 + 2 + 202 + 0 + 431 + 23 + 1 + 5 = 666.

It is not a de Polignac number, because 2220204312315 - 2⁵ = 2220204312283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 635977720 + ... + 635981210.

It is an arithmetic number, because the mean of its divisors is an integer number (33758386200).

Almost surely, 2^{2220204312315} is an apocalyptic number.

2220204312315 is a deficient number, since it is larger than the sum of its proper divisors (2100869121285).

2220204312315 is a wasteful number, since it uses less digits than its factorization.

2220204312315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906 (or 4900 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 2220204312315 its reverse (5132134020222), we get a palindrome (7352338332537).

The spelling of 2220204312315 in words is "two trillion, two hundred twenty billion, two hundred four million, three hundred twelve thousand, three hundred fifteen".