222220133497 has 2 divisors, whose sum is σ = 222220133498. Its totient is φ = 222220133496.

The previous prime is 222220133417. The next prime is 222220133501. The reversal of 222220133497 is 794331022222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210847190761 + 11372942736 = 459181^2 + 106644^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222220133497 is a prime.

It is not a weakly prime, because it can be changed into another prime (222220133407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110066748 + 111110066749.

It is an arithmetic number, because the mean of its divisors is an integer number (111110066749).

Almost surely, 2^222220133497 is an apocalyptic number.

It is an amenable number.

222220133497 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220133497 is an equidigital number, since it uses as much as digits as its factorization.

222220133497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 222220133497 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred thirty-three thousand, four hundred ninety-seven".