22222131232124 has 24 divisors (see below), whose sum is σ = 40586826379680. Its totient is φ = 10626068513984.

The previous prime is 22222131232121. The next prime is 22222131232141. The reversal of 22222131232124 is 42123213122222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222131232121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21158279 + ... + 22183710.

It is an arithmetic number, because the mean of its divisors is an integer number (1691117765820).

Almost surely, 2^{22222131232124} is an apocalyptic number.

It is an amenable number.

22222131232124 is a deficient number, since it is larger than the sum of its proper divisors (18364695147556).

22222131232124 is a wasteful number, since it uses less digits than its factorization.

22222131232124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43347589 (or 43347587 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 22222131232124 its reverse (42123213122222), we get a palindrome (64345344354346).

The spelling of 22222131232124 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred thirty-one million, two hundred thirty-two thousand, one hundred twenty-four".