20332001323121 has 8 divisors (see below), whose sum is σ = 21265226452224. Its totient is φ = 19402878283360.

The previous prime is 20332001323063. The next prime is 20332001323133. The reversal of 20332001323121 is 12132310023302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332001323121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20332001323321) 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, 1025512196 + ... + 1025532021.

It is an arithmetic number, because the mean of its divisors is an integer number (2658153306528).

Almost surely, 2^{20332001323121} is an apocalyptic number.

It is an amenable number.

20332001323121 is a deficient number, since it is larger than the sum of its proper divisors (933225129103).

20332001323121 is a wasteful number, since it uses less digits than its factorization.

20332001323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051044671.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20332001323121 its reverse (12132310023302), we get a palindrome (32464311346423).

The spelling of 20332001323121 in words is "twenty trillion, three hundred thirty-two billion, one million, three hundred twenty-three thousand, one hundred twenty-one".