220131203032297 has 2 divisors, whose sum is σ = 220131203032298. Its totient is φ = 220131203032296.

The previous prime is 220131203032201. The next prime is 220131203032309. The reversal of 220131203032297 is 792230302131022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219226490077401 + 904712954896 = 14806299^2 + 951164^2 .

It is a cyclic number.

It is not a de Polignac number, because 220131203032297 - 2¹⁵ = 220131202999529 is a prime.

It is not a weakly prime, because it can be changed into another prime (220131503032297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110065601516148 + 110065601516149.

It is an arithmetic number, because the mean of its divisors is an integer number (110065601516149).

Almost surely, 2^{220131203032297} is an apocalyptic number.

It is an amenable number.

220131203032297 is a deficient number, since it is larger than the sum of its proper divisors (1).

220131203032297 is an equidigital number, since it uses as much as digits as its factorization.

220131203032297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 220131203032297 in words is "two hundred twenty trillion, one hundred thirty-one billion, two hundred three million, thirty-two thousand, two hundred ninety-seven".