3215612165123 has 8 divisors (see below), whose sum is σ = 3364127726400. Its totient is φ = 3070434032320.

The previous prime is 3215612165113. The next prime is 3215612165131.

3215612165123 is nontrivially palindromic in base 10.

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 3215612165123 - 2¹⁴ = 3215612148739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3215612165113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834355148 + ... + 834359001.

It is an arithmetic number, because the mean of its divisors is an integer number (420515965800).

Almost surely, 2^{3215612165123} is an apocalyptic number.

3215612165123 is a deficient number, since it is larger than the sum of its proper divisors (148515561277).

3215612165123 is a wasteful number, since it uses less digits than its factorization.

3215612165123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668714237.

The product of its digits is 64800, while the sum is 38.

The spelling of 3215612165123 in words is "three trillion, two hundred fifteen billion, six hundred twelve million, one hundred sixty-five thousand, one hundred twenty-three".