220113131331 has 8 divisors (see below), whose sum is σ = 308930710720. Its totient is φ = 139018819752.

The previous prime is 220113131269. The next prime is 220113131363. The reversal of 220113131331 is 133131311022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220113131331 - 2¹⁸ = 220112869187 is a prime.

It is a super-2 number, since 2×220113131331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220113131298 and 220113131307.

It is not an unprimeable number, because it can be changed into a prime (220113131531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1930816885 + ... + 1930816998.

It is an arithmetic number, because the mean of its divisors is an integer number (38616338840).

Almost surely, 2^220113131331 is an apocalyptic number.

220113131331 is a deficient number, since it is larger than the sum of its proper divisors (88817579389).

220113131331 is a wasteful number, since it uses less digits than its factorization.

220113131331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3861633905.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 220113131331 its reverse (133131311022), we get a palindrome (353244442353).

The spelling of 220113131331 in words is "two hundred twenty billion, one hundred thirteen million, one hundred thirty-one thousand, three hundred thirty-one".