222012112031 has 2 divisors, whose sum is σ = 222012112032. Its totient is φ = 222012112030.

The previous prime is 222012111991. The next prime is 222012112037. The reversal of 222012112031 is 130211210222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222012112031 - 2⁶ = 222012111967 is a prime.

It is a super-2 number, since 2×222012112031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222012112037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006056015 + 111006056016.

It is an arithmetic number, because the mean of its divisors is an integer number (111006056016).

Almost surely, 2^222012112031 is an apocalyptic number.

222012112031 is a deficient number, since it is larger than the sum of its proper divisors (1).

222012112031 is an equidigital number, since it uses as much as digits as its factorization.

222012112031 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 222012112031 its reverse (130211210222), we get a palindrome (352223322253).

The spelling of 222012112031 in words is "two hundred twenty-two billion, twelve million, one hundred twelve thousand, thirty-one".