220112220131 has 2 divisors, whose sum is σ = 220112220132. Its totient is φ = 220112220130.

The previous prime is 220112220109. The next prime is 220112220173. The reversal of 220112220131 is 131022211022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220112220131 - 2³⁴ = 202932350947 is a prime.

It is a super-2 number, since 2×220112220131² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (220112220431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110056110065 + 110056110066.

It is an arithmetic number, because the mean of its divisors is an integer number (110056110066).

Almost surely, 2^220112220131 is an apocalyptic number.

220112220131 is a deficient number, since it is larger than the sum of its proper divisors (1).

220112220131 is an equidigital number, since it uses as much as digits as its factorization.

220112220131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220112220131 its reverse (131022211022), we get a palindrome (351134431153).

The spelling of 220112220131 in words is "two hundred twenty billion, one hundred twelve million, two hundred twenty thousand, one hundred thirty-one".