221112022203 has 48 divisors (see below), whose sum is σ = 328604115840. Its totient is φ = 143221478400.

The previous prime is 221112022177. The next prime is 221112022211. The reversal of 221112022203 is 302220211122.

It is not a de Polignac number, because 221112022203 - 2⁸ = 221112021947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221112022213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23922663 + ... + 23931903.

It is an arithmetic number, because the mean of its divisors is an integer number (6845919080).

Almost surely, 2^221112022203 is an apocalyptic number.

221112022203 is a deficient number, since it is larger than the sum of its proper divisors (107492093637).

221112022203 is a wasteful number, since it uses less digits than its factorization.

221112022203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860 (or 9857 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 221112022203 its reverse (302220211122), we get a palindrome (523332233325).

The spelling of 221112022203 in words is "two hundred twenty-one billion, one hundred twelve million, twenty-two thousand, two hundred three".