2204131020 has 96 divisors (see below), whose sum is σ = 7595793408. Its totient is φ = 465046272.

The previous prime is 2204131019. The next prime is 2204131021. The reversal of 2204131020 is 201314022.

It is an interprime number because it is at equal distance from previous prime (2204131019) and next prime (2204131021).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (2204131021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196384 + ... + 207303.

It is an arithmetic number, because the mean of its divisors is an integer number (79122848).

Almost surely, 2^2204131020 is an apocalyptic number.

2204131020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204131020 is an abundant number, since it is smaller than the sum of its proper divisors (5391662388).

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

2204131020 is a wasteful number, since it uses less digits than its factorization.

2204131020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403719 (or 403717 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2204131020 is about 46948.1737663991. The cubic root of 2204131020 is about 1301.4049938061.

Adding to 2204131020 its reverse (201314022), we get a palindrome (2405445042).

The spelling of 2204131020 in words is "two billion, two hundred four million, one hundred thirty-one thousand, twenty".