221422713332465 has 16 divisors (see below), whose sum is σ = 290412484738560. Its totient is φ = 161340269295360.

The previous prime is 221422713332459. The next prime is 221422713332489. The reversal of 221422713332465 is 564233317224122.

It is not a de Polignac number, because 221422713332465 - 2¹⁴ = 221422713316081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42015692495 + ... + 42015697764.

It is an arithmetic number, because the mean of its divisors is an integer number (18150780296160).

Almost surely, 2^{221422713332465} is an apocalyptic number.

It is an amenable number.

221422713332465 is a deficient number, since it is larger than the sum of its proper divisors (68989771406095).

221422713332465 is a wasteful number, since it uses less digits than its factorization.

221422713332465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84031390312.

The product of its digits is 2903040, while the sum is 47.

The spelling of 221422713332465 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, seven hundred thirteen million, three hundred thirty-two thousand, four hundred sixty-five".