22443031000312 has 64 divisors (see below), whose sum is σ = 47985706389600. Its totient is φ = 9748541030400.

The previous prime is 22443031000307. The next prime is 22443031000321. The reversal of 22443031000312 is 21300013034422.

It is a congruent number.

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, 37896739 + ... + 38484397.

Almost surely, 2^{22443031000312} is an apocalyptic number.

It is an amenable number.

22443031000312 is an abundant number, since it is smaller than the sum of its proper divisors (25542675389288).

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

22443031000312 is a wasteful number, since it uses less digits than its factorization.

22443031000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609296 (or 609292 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22443031000312 its reverse (21300013034422), we get a palindrome (43743044034734).

The spelling of 22443031000312 in words is "twenty-two trillion, four hundred forty-three billion, thirty-one million, three hundred twelve", and thus it is an aban number.