79219261222 has 8 divisors (see below), whose sum is σ = 119099574000. Its totient is φ = 39519403224.

The previous prime is 79219261213. The next prime is 79219261249. The reversal of 79219261222 is 22216291297.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45112597 + ... + 45114352.

It is an arithmetic number, because the mean of its divisors is an integer number (14887446750).

Almost surely, 2^79219261222 is an apocalyptic number.

79219261222 is a deficient number, since it is larger than the sum of its proper divisors (39880312778).

79219261222 is a wasteful number, since it uses less digits than its factorization.

79219261222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90227390.

The product of its digits is 108864, while the sum is 43.

The spelling of 79219261222 in words is "seventy-nine billion, two hundred nineteen million, two hundred sixty-one thousand, two hundred twenty-two".