202012002023 has 16 divisors (see below), whose sum is σ = 220933280736. Its totient is φ = 183593779200.

The previous prime is 202012002011. The next prime is 202012002067. The reversal of 202012002023 is 320200210202.

It is not a de Polignac number, because 202012002023 - 2⁴ = 202012002007 is a prime.

It is a super-2 number, since 2×202012002023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202012001989 and 202012002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012002083) 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, 171653 + ... + 658398.

It is an arithmetic number, because the mean of its divisors is an integer number (13808330046).

Almost surely, 2^202012002023 is an apocalyptic number.

202012002023 is a deficient number, since it is larger than the sum of its proper divisors (18921278713).

202012002023 is a wasteful number, since it uses less digits than its factorization.

202012002023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830354.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 202012002023 its reverse (320200210202), we get a palindrome (522212212225).

The spelling of 202012002023 in words is "two hundred two billion, twelve million, two thousand, twenty-three".