22203022230 has 24 divisors (see below), whose sum is σ = 57727858032. Its totient is φ = 5920805904.

The previous prime is 22203022201. The next prime is 22203022277. The reversal of 22203022230 is 3222030222.

It is a super-2 number, since 2×22203022230² (a number of 21 digits) contains 22 as substring.

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123350034 + ... + 123350213.

It is an arithmetic number, because the mean of its divisors is an integer number (2405327418).

Almost surely, 2^22203022230 is an apocalyptic number.

22203022230 is an abundant number, since it is smaller than the sum of its proper divisors (35524835802).

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

22203022230 is a wasteful number, since it uses less digits than its factorization.

22203022230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246700260 (or 246700257 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22203022230 its reverse (3222030222), we get a palindrome (25425052452).

The spelling of 22203022230 in words is "twenty-two billion, two hundred three million, twenty-two thousand, two hundred thirty".