22231203112 has 16 divisors (see below), whose sum is σ = 41793494400. Its totient is φ = 11086271280.

The previous prime is 22231203109. The next prime is 22231203121. The reversal of 22231203112 is 21130213222.

It is a self number, because there is not a number n which added to its sum of digits gives 22231203112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3663064 + ... + 3669127.

It is an arithmetic number, because the mean of its divisors is an integer number (2612093400).

Almost surely, 2^22231203112 is an apocalyptic number.

It is an amenable number.

22231203112 is a deficient number, since it is larger than the sum of its proper divisors (19562291288).

22231203112 is a wasteful number, since it uses less digits than its factorization.

22231203112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7332576 (or 7332572 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22231203112 its reverse (21130213222), we get a palindrome (43361416334).

The spelling of 22231203112 in words is "twenty-two billion, two hundred thirty-one million, two hundred three thousand, one hundred twelve".