22212321010 has 128 divisors (see below), whose sum is σ = 45404022528. Its totient is φ = 7755264000.

The previous prime is 22212320947. The next prime is 22212321017. The reversal of 22212321010 is 1012321222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22212321017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67106545 + ... + 67106875.

It is an arithmetic number, because the mean of its divisors is an integer number (354718926).

Almost surely, 2^22212321010 is an apocalyptic number.

22212321010 is an abundant number, since it is smaller than the sum of its proper divisors (23191701518).

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

22212321010 is a wasteful number, since it uses less digits than its factorization.

22212321010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22212321010 its reverse (1012321222), we get a palindrome (23224642232).

The spelling of 22212321010 in words is "twenty-two billion, two hundred twelve million, three hundred twenty-one thousand, ten".