220110102203131 has 4 divisors (see below), whose sum is σ = 251554402517872. Its totient is φ = 188665801888392.

The previous prime is 220110102203113. The next prime is 220110102203231. The reversal of 220110102203131 is 131302201011022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220110102203131 - 2⁹ = 220110102202619 is a prime.

It is a super-2 number, since 2×220110102203131² (a number of 29 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 = 220110102203099 and 220110102203108.

It is not an unprimeable number, because it can be changed into a prime (220110102203231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15722150157360 + ... + 15722150157373.

It is an arithmetic number, because the mean of its divisors is an integer number (62888600629468).

Almost surely, 2^{220110102203131} is an apocalyptic number.

220110102203131 is a deficient number, since it is larger than the sum of its proper divisors (31444300314741).

220110102203131 is an equidigital number, since it uses as much as digits as its factorization.

220110102203131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31444300314740.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 220110102203131 its reverse (131302201011022), we get a palindrome (351412303214153).

The spelling of 220110102203131 in words is "two hundred twenty trillion, one hundred ten billion, one hundred two million, two hundred three thousand, one hundred thirty-one".