222736020597 has 12 divisors (see below), whose sum is σ = 321734531404. Its totient is φ = 148488500160.

The previous prime is 222736020587. The next prime is 222736020599. The reversal of 222736020597 is 795020637222.

222736020597 is a `hidden beast` number, since 2 + 2 + 2 + 7 + 36 + 0 + 20 + 597 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 57827744676 + 164908275921 = 240474^2 + 406089^2 .

It is not a de Polignac number, because 222736020597 - 2²⁰ = 222734972021 is a prime.

It is a super-2 number, since 2×222736020597² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222736020599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 680847 + ... + 953427.

Almost surely, 2^222736020597 is an apocalyptic number.

It is an amenable number.

222736020597 is a deficient number, since it is larger than the sum of its proper divisors (98998510807).

222736020597 is a wasteful number, since it uses less digits than its factorization.

222736020597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363380 (or 363377 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 222736020597 in words is "two hundred twenty-two billion, seven hundred thirty-six million, twenty thousand, five hundred ninety-seven".