220004313961 has 16 divisors (see below), whose sum is σ = 246183053760. Its totient is φ = 195383232000.

The previous prime is 220004313953. The next prime is 220004313973. The reversal of 220004313961 is 169313400022.

It is not a de Polignac number, because 220004313961 - 2³ = 220004313953 is a prime.

It is a super-2 number, since 2×220004313961² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220004313901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1275756 + ... + 1437901.

It is an arithmetic number, because the mean of its divisors is an integer number (15386440860).

Almost surely, 2^220004313961 is an apocalyptic number.

It is an amenable number.

220004313961 is a deficient number, since it is larger than the sum of its proper divisors (26178739799).

220004313961 is a wasteful number, since it uses less digits than its factorization.

220004313961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713944.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 220004313961 its reverse (169313400022), we get a palindrome (389317713983).

The spelling of 220004313961 in words is "two hundred twenty billion, four million, three hundred thirteen thousand, nine hundred sixty-one".