109617222959 has 4 divisors (see below), whose sum is σ = 109626813816. Its totient is φ = 109607632104.

The previous prime is 109617222941. The next prime is 109617223049. The reversal of 109617222959 is 959222716901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 959222716901 = 683 ⋅1404425647.

It is a cyclic number.

It is not a de Polignac number, because 109617222959 - 2⁸ = 109617222703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109617222959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109617222359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4778264 + ... + 4801149.

It is an arithmetic number, because the mean of its divisors is an integer number (27406703454).

Almost surely, 2^109617222959 is an apocalyptic number.

109617222959 is a deficient number, since it is larger than the sum of its proper divisors (9590857).

109617222959 is an equidigital number, since it uses as much as digits as its factorization.

109617222959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9590856.

The product of its (nonzero) digits is 1224720, while the sum is 53.

The spelling of 109617222959 in words is "one hundred nine billion, six hundred seventeen million, two hundred twenty-two thousand, nine hundred fifty-nine".