222123000131 has 2 divisors, whose sum is σ = 222123000132. Its totient is φ = 222123000130.

The previous prime is 222123000119. The next prime is 222123000149. The reversal of 222123000131 is 131000321222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222123000131 is a prime.

It is a super-2 number, since 2×222123000131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222123000431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061500065 + 111061500066.

It is an arithmetic number, because the mean of its divisors is an integer number (111061500066).

Almost surely, 2^222123000131 is an apocalyptic number.

222123000131 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123000131 is an equidigital number, since it uses as much as digits as its factorization.

222123000131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 222123000131 its reverse (131000321222), we get a palindrome (353123321353).

The spelling of 222123000131 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred thirty-one", and thus it is an aban number.