222197243063524 has 27 divisors (see below), whose sum is σ = 392322683547067. Its totient is φ = 110113778386304.

The previous prime is 222197243063513. The next prime is 222197243063617. The reversal of 222197243063524 is 425360342791222.

It is a happy number.

The square root of 222197243063524 is 14906282.

It is a perfect power (a square), and thus also a powerful number.

222197243063524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 74239212623524 + 147958030440000 = 8616218^2 + 12163800^2 .

It is a super-2 number, since 2×222197243063524² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3368786754 + ... + 3368852710.

Almost surely, 2^{222197243063524} is an apocalyptic number.

222197243063524 is the 14906282-nd square number.

It is an amenable number.

222197243063524 is a deficient number, since it is larger than the sum of its proper divisors (170125440483543).

222197243063524 is an frugal number, since it uses more digits than its factorization.

222197243063524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132144 (or 66072 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 222197243063524 in words is "two hundred twenty-two trillion, one hundred ninety-seven billion, two hundred forty-three million, sixty-three thousand, five hundred twenty-four".