222112031131 has 2 divisors, whose sum is σ = 222112031132. Its totient is φ = 222112031130.

The previous prime is 222112031101. The next prime is 222112031203. The reversal of 222112031131 is 131130211222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222112031131 - 2³⁷ = 84673077659 is a prime.

It is a super-2 number, since 2×222112031131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222112031099 and 222112031108.

It is not a weakly prime, because it can be changed into another prime (222112031101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056015565 + 111056015566.

It is an arithmetic number, because the mean of its divisors is an integer number (111056015566).

Almost surely, 2^222112031131 is an apocalyptic number.

222112031131 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112031131 is an equidigital number, since it uses as much as digits as its factorization.

222112031131 is an odious number, because the sum of its binary digits is odd.

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

Adding to 222112031131 its reverse (131130211222), we get a palindrome (353242242353).

The spelling of 222112031131 in words is "two hundred twenty-two billion, one hundred twelve million, thirty-one thousand, one hundred thirty-one".