202013123203 has 4 divisors (see below), whose sum is σ = 203350958608. Its totient is φ = 200675287800.

The previous prime is 202013123167. The next prime is 202013123251. The reversal of 202013123203 is 302321310202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202013123203 - 2²⁵ = 201979568771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202013123803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668917476 + ... + 668917777.

It is an arithmetic number, because the mean of its divisors is an integer number (50837739652).

Almost surely, 2^202013123203 is an apocalyptic number.

202013123203 is a deficient number, since it is larger than the sum of its proper divisors (1337835405).

202013123203 is a wasteful number, since it uses less digits than its factorization.

202013123203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337835404.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 202013123203 its reverse (302321310202), we get a palindrome (504334433405).

The spelling of 202013123203 in words is "two hundred two billion, thirteen million, one hundred twenty-three thousand, two hundred three".