4000202010123 has 16 divisors (see below), whose sum is σ = 5824467948672. Its totient is φ = 2421868064000.

The previous prime is 4000202010109. The next prime is 4000202010163. The reversal of 4000202010123 is 3210102020004.

It is not a de Polignac number, because 4000202010123 - 2²⁴ = 4000185232907 is a prime.

It is a super-2 number, since 2×4000202010123² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4000202010163) 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, 62387238 + ... + 62451323.

It is an arithmetic number, because the mean of its divisors is an integer number (364029246792).

Almost surely, 2^{4000202010123} is an apocalyptic number.

4000202010123 is a deficient number, since it is larger than the sum of its proper divisors (1824265938549).

4000202010123 is a wasteful number, since it uses less digits than its factorization.

4000202010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124839546.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 4000202010123 its reverse (3210102020004), we get a palindrome (7210304030127).

The spelling of 4000202010123 in words is "four trillion, two hundred two million, ten thousand, one hundred twenty-three".