22202221230 has 64 divisors (see below), whose sum is σ = 67663918080. Its totient is φ = 5074792992.

The previous prime is 22202221229. The next prime is 22202221243. The reversal of 22202221230 is 3212220222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5871714 + ... + 5875493.

It is an arithmetic number, because the mean of its divisors is an integer number (1057248720).

Almost surely, 2^22202221230 is an apocalyptic number.

22202221230 is an abundant number, since it is smaller than the sum of its proper divisors (45461696850).

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

22202221230 is a wasteful number, since it uses less digits than its factorization.

22202221230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11747230 (or 11747224 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22202221230 its reverse (3212220222), we get a palindrome (25414441452).

The spelling of 22202221230 in words is "twenty-two billion, two hundred two million, two hundred twenty-one thousand, two hundred thirty".