22210349812 has 24 divisors (see below), whose sum is σ = 45258829056. Its totient is φ = 9339122208.

The previous prime is 22210349789. The next prime is 22210349827. The reversal of 22210349812 is 21894301222.

It is a happy number.

It is a congruent number.

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, 7481788 + ... + 7484755.

It is an arithmetic number, because the mean of its divisors is an integer number (1885784544).

Almost surely, 2^22210349812 is an apocalyptic number.

It is an amenable number.

22210349812 is an abundant number, since it is smaller than the sum of its proper divisors (23048479244).

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

22210349812 is a wasteful number, since it uses less digits than its factorization.

22210349812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14966607 (or 14966605 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 22210349812 in words is "twenty-two billion, two hundred ten million, three hundred forty-nine thousand, eight hundred twelve".