202100012111203 has 4 divisors (see below), whose sum is σ = 202115775325968. Its totient is φ = 202084248896440.

The previous prime is 202100012111177. The next prime is 202100012111213. The reversal of 202100012111203 is 302111210001202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202100012111203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202100012111213) 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, 7881588151 + ... + 7881613792.

It is an arithmetic number, because the mean of its divisors is an integer number (50528943831492).

Almost surely, 2^{202100012111203} is an apocalyptic number.

202100012111203 is a deficient number, since it is larger than the sum of its proper divisors (15763214765).

202100012111203 is a wasteful number, since it uses less digits than its factorization.

202100012111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15763214764.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 202100012111203 its reverse (302111210001202), we get a palindrome (504211222112405).

The spelling of 202100012111203 in words is "two hundred two trillion, one hundred billion, twelve million, one hundred eleven thousand, two hundred three".