22131013210 has 64 divisors (see below), whose sum is σ = 41702169600. Its totient is φ = 8448929280.

The previous prime is 22131013147. The next prime is 22131013213. The reversal of 22131013210 is 1231013122.

It is not an unprimeable number, because it can be changed into a prime (22131013213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4090327 + ... + 4095733.

It is an arithmetic number, because the mean of its divisors is an integer number (651596400).

Almost surely, 2^22131013210 is an apocalyptic number.

22131013210 is a deficient number, since it is larger than the sum of its proper divisors (19571156390).

22131013210 is a wasteful number, since it uses less digits than its factorization.

22131013210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5671.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22131013210 its reverse (1231013122), we get a palindrome (23362026332).

The spelling of 22131013210 in words is "twenty-two billion, one hundred thirty-one million, thirteen thousand, two hundred ten".