12223177762165 has 8 divisors (see below), whose sum is σ = 14667832733400. Its totient is φ = 9778529263872.

The previous prime is 12223177762153. The next prime is 12223177762267. The reversal of 12223177762165 is 56126777132221.

It can be written as a sum of positive squares in 4 ways, for example, as 1065820852996 + 11157356909169 = 1032386^2 + 3340263^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12223177762165 - 2⁴³ = 3427084739957 is a prime.

It is a congruent number.

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, 4987537 + ... + 7022953.

It is an arithmetic number, because the mean of its divisors is an integer number (1833479091675).

Almost surely, 2^{12223177762165} is an apocalyptic number.

It is an amenable number.

12223177762165 is a deficient number, since it is larger than the sum of its proper divisors (2444654971235).

12223177762165 is a wasteful number, since it uses less digits than its factorization.

12223177762165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236471.

The product of its digits is 2963520, while the sum is 52.

The spelling of 12223177762165 in words is "twelve trillion, two hundred twenty-three billion, one hundred seventy-seven million, seven hundred sixty-two thousand, one hundred sixty-five".