22010321312 has 48 divisors (see below), whose sum is σ = 49533648192. Its totient is φ = 9431009280.

The previous prime is 22010321269. The next prime is 22010321327. The reversal of 22010321312 is 21312301022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649387 + ... + 1662677.

It is an arithmetic number, because the mean of its divisors is an integer number (1031951004).

Almost surely, 2^22010321312 is an apocalyptic number.

It is an amenable number.

22010321312 is an abundant number, since it is smaller than the sum of its proper divisors (27523326880).

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

22010321312 is a wasteful number, since it uses less digits than its factorization.

22010321312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20701 (or 20693 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22010321312 its reverse (21312301022), we get a palindrome (43322622334).

The spelling of 22010321312 in words is "twenty-two billion, ten million, three hundred twenty-one thousand, three hundred twelve".