2133231002001 has 18 divisors (see below), whose sum is σ = 3386920481490. Its totient is φ = 1292867273280.

The previous prime is 2133231001901. The next prime is 2133231002009. The reversal of 2133231002001 is 1002001323312.

2133231002001 is a `hidden beast` number, since 2 + 1 + 332 + 310 + 0 + 20 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1651700484225 + 481530517776 = 1285185^2 + 693924^2 .

It is not a de Polignac number, because 2133231002001 - 2¹³ = 2133230993809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133231002009) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 979443816 + ... + 979445993.

Almost surely, 2^{2133231002001} is an apocalyptic number.

It is an amenable number.

2133231002001 is a deficient number, since it is larger than the sum of its proper divisors (1253689479489).

2133231002001 is a wasteful number, since it uses less digits than its factorization.

2133231002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958889837 (or 1958889823 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2133231002001 its reverse (1002001323312), we get a palindrome (3135232325313).

The spelling of 2133231002001 in words is "two trillion, one hundred thirty-three billion, two hundred thirty-one million, two thousand, one".