321613217057411 has 4 divisors (see below), whose sum is σ = 321613253083824. Its totient is φ = 321613181031000.

The previous prime is 321613217057389. The next prime is 321613217057423. The reversal of 321613217057411 is 114750712316123.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 321613217057411 - 2⁶ = 321613217057347 is a prime.

It is a super-2 number, since 2×321613217057411² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321613216057411) 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, 6468821 + ... + 26173881.

It is an arithmetic number, because the mean of its divisors is an integer number (80403313270956).

Almost surely, 2^{321613217057411} is an apocalyptic number.

321613217057411 is a deficient number, since it is larger than the sum of its proper divisors (36026413).

321613217057411 is a wasteful number, since it uses less digits than its factorization.

321613217057411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36026412.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 321613217057411 in words is "three hundred twenty-one trillion, six hundred thirteen billion, two hundred seventeen million, fifty-seven thousand, four hundred eleven".