2123003102001 has 16 divisors (see below), whose sum is σ = 2883941874240. Its totient is φ = 1388810617920.

The previous prime is 2123003101951. The next prime is 2123003102039. The reversal of 2123003102001 is 1002013003212.

It is not a de Polignac number, because 2123003102001 - 2⁷ = 2123003101873 is a prime.

It is a super-2 number, since 2×2123003102001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2123003102081) 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, 13767130 + ... + 13920483.

It is an arithmetic number, because the mean of its divisors is an integer number (180246367140).

Almost surely, 2^{2123003102001} is an apocalyptic number.

It is an amenable number.

2123003102001 is a deficient number, since it is larger than the sum of its proper divisors (760938772239).

2123003102001 is a wasteful number, since it uses less digits than its factorization.

2123003102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27688096.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 2123003102001 its reverse (1002013003212), we get a palindrome (3125016105213).

The spelling of 2123003102001 in words is "two trillion, one hundred twenty-three billion, three million, one hundred two thousand, one".