321122113001 has 12 divisors (see below), whose sum is σ = 331048693248. Its totient is φ = 311351918712.

The previous prime is 321122112953. The next prime is 321122113021. The reversal of 321122113001 is 100311221123.

It is a de Polignac number, because none of the positive numbers 2^k-321122113001 is a prime.

It is a super-2 number, since 2×321122113001² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321122113021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239720 + ... + 836486.

It is an arithmetic number, because the mean of its divisors is an integer number (27587391104).

Almost surely, 2^321122113001 is an apocalyptic number.

It is an amenable number.

321122113001 is a deficient number, since it is larger than the sum of its proper divisors (9926580247).

321122113001 is an equidigital number, since it uses as much as digits as its factorization.

321122113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597028 (or 596921 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 321122113001 its reverse (100311221123), we get a palindrome (421433334124).

The spelling of 321122113001 in words is "three hundred twenty-one billion, one hundred twenty-two million, one hundred thirteen thousand, one".