111022231297 has 2 divisors, whose sum is σ = 111022231298. Its totient is φ = 111022231296.

The previous prime is 111022231277. The next prime is 111022231349. The reversal of 111022231297 is 792132220111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88949483536 + 22072747761 = 298244^2 + 148569^2 .

It is a cyclic number.

It is not a de Polignac number, because 111022231297 - 2²⁷ = 110888013569 is a prime.

It is not a weakly prime, because it can be changed into another prime (111022231217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55511115648 + 55511115649.

It is an arithmetic number, because the mean of its divisors is an integer number (55511115649).

Almost surely, 2^111022231297 is an apocalyptic number.

It is an amenable number.

111022231297 is a deficient number, since it is larger than the sum of its proper divisors (1).

111022231297 is an equidigital number, since it uses as much as digits as its factorization.

111022231297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 111022231297 in words is "one hundred eleven billion, twenty-two million, two hundred thirty-one thousand, two hundred ninety-seven".