20002332033121 has 16 divisors (see below), whose sum is σ = 20721719168640. Its totient is φ = 19284940071040.

The previous prime is 20002332033109. The next prime is 20002332033137. The reversal of 20002332033121 is 12133023320002.

It is a cyclic number.

It is not a de Polignac number, because 20002332033121 - 2¹⁹ = 20002331508833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002332033092 and 20002332033101.

It is not an unprimeable number, because it can be changed into a prime (20002332033161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61268100 + ... + 61593706.

It is an arithmetic number, because the mean of its divisors is an integer number (1295107448040).

Almost surely, 2^{20002332033121} is an apocalyptic number.

It is an amenable number.

20002332033121 is a deficient number, since it is larger than the sum of its proper divisors (719387135519).

20002332033121 is a wasteful number, since it uses less digits than its factorization.

20002332033121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328664.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20002332033121 its reverse (12133023320002), we get a palindrome (32135355353123).

The spelling of 20002332033121 in words is "twenty trillion, two billion, three hundred thirty-two million, thirty-three thousand, one hundred twenty-one".