222100203030 has 64 divisors (see below), whose sum is σ = 576260040960. Its totient is φ = 54593046144.

The previous prime is 222100203029. The next prime is 222100203089. The reversal of 222100203030 is 30302001222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5244444 + ... + 5286623.

It is an arithmetic number, because the mean of its divisors is an integer number (9004063140).

Almost surely, 2^222100203030 is an apocalyptic number.

222100203030 is an abundant number, since it is smaller than the sum of its proper divisors (354159837930).

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

222100203030 is a wasteful number, since it uses less digits than its factorization.

222100203030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10531133.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 222100203030 its reverse (30302001222), we get a palindrome (252402204252).

The spelling of 222100203030 in words is "two hundred twenty-two billion, one hundred million, two hundred three thousand, thirty".