22231031010 has 32 divisors (see below), whose sum is σ = 53417085120. Its totient is φ = 5921318208.

The previous prime is 22231030957. The next prime is 22231031051. The reversal of 22231031010 is 1013013222.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408780 + ... + 459959.

It is an arithmetic number, because the mean of its divisors is an integer number (1669283910).

Almost surely, 2^22231031010 is an apocalyptic number.

22231031010 is an abundant number, since it is smaller than the sum of its proper divisors (31186054110).

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

22231031010 is a wasteful number, since it uses less digits than its factorization.

22231031010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869602.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22231031010 its reverse (1013013222), we get a palindrome (23244044232).

The spelling of 22231031010 in words is "twenty-two billion, two hundred thirty-one million, thirty-one thousand, ten".