22002031230 has 64 divisors (see below), whose sum is σ = 53177886720. Its totient is φ = 5825840384.

The previous prime is 22002031201. The next prime is 22002031243. The reversal of 22002031230 is 3213020022.

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, 6456187 + ... + 6459593.

It is an arithmetic number, because the mean of its divisors is an integer number (830904480).

Almost surely, 2^22002031230 is an apocalyptic number.

22002031230 is an abundant number, since it is smaller than the sum of its proper divisors (31175855490).

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

22002031230 is a wasteful number, since it uses less digits than its factorization.

22002031230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873.

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

Adding to 22002031230 its reverse (3213020022), we get a palindrome (25215051252).

The spelling of 22002031230 in words is "twenty-two billion, two million, thirty-one thousand, two hundred thirty".