222315365427261 has 16 divisors (see below), whose sum is σ = 301138549741824. Its totient is φ = 145860097607424.

The previous prime is 222315365427251. The next prime is 222315365427293. The reversal of 222315365427261 is 162724563513222.

It is not a de Polignac number, because 222315365427261 - 2⁵ = 222315365427229 is a prime.

It is a super-3 number, since 3×222315365427261³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222315365427251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1110554901 + ... + 1110755066.

It is an arithmetic number, because the mean of its divisors is an integer number (18821159358864).

Almost surely, 2^{222315365427261} is an apocalyptic number.

It is an amenable number.

222315365427261 is a deficient number, since it is larger than the sum of its proper divisors (78823184314563).

222315365427261 is a wasteful number, since it uses less digits than its factorization.

222315365427261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221310500.

The product of its digits is 7257600, while the sum is 51.

The spelling of 222315365427261 in words is "two hundred twenty-two trillion, three hundred fifteen billion, three hundred sixty-five million, four hundred twenty-seven thousand, two hundred sixty-one".