222815961065 has 8 divisors (see below), whose sum is σ = 267400552320. Its totient is φ = 178238502832.

The previous prime is 222815961031. The next prime is 222815961073. The reversal of 222815961065 is 560169518222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222815961065 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714289 + ... + 1839678.

It is an arithmetic number, because the mean of its divisors is an integer number (33425069040).

Almost surely, 2^222815961065 is an apocalyptic number.

It is an amenable number.

222815961065 is a deficient number, since it is larger than the sum of its proper divisors (44584591255).

222815961065 is a wasteful number, since it uses less digits than its factorization.

222815961065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566511.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 222815961065 in words is "two hundred twenty-two billion, eight hundred fifteen million, nine hundred sixty-one thousand, sixty-five".