202321013103 has 12 divisors (see below), whose sum is σ = 318808869288. Its totient is φ = 122618795760.

The previous prime is 202321013029. The next prime is 202321013117. The reversal of 202321013103 is 301310123202.

202321013103 is a `hidden beast` number, since 20 + 232 + 101 + 310 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-202321013103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202321013183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1021823200 + ... + 1021823397.

It is an arithmetic number, because the mean of its divisors is an integer number (26567405774).

Almost surely, 2^202321013103 is an apocalyptic number.

202321013103 is a deficient number, since it is larger than the sum of its proper divisors (116487856185).

202321013103 is a wasteful number, since it uses less digits than its factorization.

202321013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043646614 (or 2043646611 counting only the distinct ones).

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

Adding to 202321013103 its reverse (301310123202), we get a palindrome (503631136305).

The spelling of 202321013103 in words is "two hundred two billion, three hundred twenty-one million, thirteen thousand, one hundred three".