22722131642 has 16 divisors (see below), whose sum is σ = 40004989440. Its totient is φ = 9474865488.

The previous prime is 22722131617. The next prime is 22722131669. The reversal of 22722131642 is 24613122722.

It is a junction number, because it is equal to n+sod(n) for n = 22722131599 and 22722131608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21932042 + ... + 21933077.

It is an arithmetic number, because the mean of its divisors is an integer number (2500311840).

Almost surely, 2^22722131642 is an apocalyptic number.

22722131642 is a deficient number, since it is larger than the sum of its proper divisors (17282857798).

22722131642 is a wasteful number, since it uses less digits than its factorization.

22722131642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43865165.

The product of its digits is 16128, while the sum is 32.

The spelling of 22722131642 in words is "twenty-two billion, seven hundred twenty-two million, one hundred thirty-one thousand, six hundred forty-two".