12105143265622 has 64 divisors (see below), whose sum is σ = 20369750425920. Its totient is φ = 5346796953600.

The previous prime is 12105143265601. The next prime is 12105143265637. The reversal of 12105143265622 is 22656234150121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3346733958 + ... + 3346737574.

It is an arithmetic number, because the mean of its divisors is an integer number (318277350405).

Almost surely, 2^{12105143265622} is an apocalyptic number.

12105143265622 is a deficient number, since it is larger than the sum of its proper divisors (8264607160298).

12105143265622 is a wasteful number, since it uses less digits than its factorization.

12105143265622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7777.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 12105143265622 in words is "twelve trillion, one hundred five billion, one hundred forty-three million, two hundred sixty-five thousand, six hundred twenty-two".