202111121022103 has 16 divisors (see below), whose sum is σ = 208293081638400. Its totient is φ = 196001313086880.

The previous prime is 202111121022073. The next prime is 202111121022179. The reversal of 202111121022103 is 301220121111202.

It is a cyclic number.

It is not a de Polignac number, because 202111121022103 - 2²⁵ = 202111087467671 is a prime.

It is a super-2 number, since 2×202111121022103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202111121022403) 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, 25051483 + ... + 32121628.

It is an arithmetic number, because the mean of its divisors is an integer number (13018317602400).

Almost surely, 2^{202111121022103} is an apocalyptic number.

202111121022103 is a deficient number, since it is larger than the sum of its proper divisors (6181960616297).

202111121022103 is a wasteful number, since it uses less digits than its factorization.

202111121022103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57173742.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 202111121022103 its reverse (301220121111202), we get a palindrome (503331242133305).

The spelling of 202111121022103 in words is "two hundred two trillion, one hundred eleven billion, one hundred twenty-one million, twenty-two thousand, one hundred three".