202221112030 has 24 divisors (see below), whose sum is σ = 423426247848. Its totient is φ = 69332952528.

The previous prime is 202221111949. The next prime is 202221112031. The reversal of 202221112030 is 30211122202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202221111995 and 202221112013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221112031) 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, 206347584 + ... + 206348563.

It is an arithmetic number, because the mean of its divisors is an integer number (17642760327).

Almost surely, 2^202221112030 is an apocalyptic number.

202221112030 is an abundant number, since it is smaller than the sum of its proper divisors (221205135818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202221112030 is a wasteful number, since it uses less digits than its factorization.

202221112030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412696168 (or 412696161 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 202221112030 its reverse (30211122202), we get a palindrome (232432234232).

The spelling of 202221112030 in words is "two hundred two billion, two hundred twenty-one million, one hundred twelve thousand, thirty".