222696451331 has 2 divisors, whose sum is σ = 222696451332. Its totient is φ = 222696451330.

The previous prime is 222696451319. The next prime is 222696451339. The reversal of 222696451331 is 133154696222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222696451331 - 2¹⁰ = 222696450307 is a prime.

It is a super-2 number, since 2×222696451331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222696451339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111348225665 + 111348225666.

It is an arithmetic number, because the mean of its divisors is an integer number (111348225666).

Almost surely, 2^222696451331 is an apocalyptic number.

222696451331 is a deficient number, since it is larger than the sum of its proper divisors (1).

222696451331 is an equidigital number, since it uses as much as digits as its factorization.

222696451331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 44.

The spelling of 222696451331 in words is "two hundred twenty-two billion, six hundred ninety-six million, four hundred fifty-one thousand, three hundred thirty-one".