2220131303400 has 96 divisors (see below), whose sum is σ = 6887444264640. Its totient is φ = 591601704960.

The previous prime is 2220131303399. The next prime is 2220131303419. The reversal of 2220131303400 is 43031310222.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 533209 + ... + 2173608.

It is an arithmetic number, because the mean of its divisors is an integer number (71744211090).

Almost surely, 2^{2220131303400} is an apocalyptic number.

2220131303400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220131303400 is an abundant number, since it is smaller than the sum of its proper divisors (4667312961240).

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

2220131303400 is a wasteful number, since it uses less digits than its factorization.

2220131303400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708203 (or 2708194 counting only the distinct ones).

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

Adding to 2220131303400 its reverse (43031310222), we get a palindrome (2263162613622).

The spelling of 2220131303400 in words is "two trillion, two hundred twenty billion, one hundred thirty-one million, three hundred three thousand, four hundred".