22150431142 has 16 divisors (see below), whose sum is σ = 38594663712. Its totient is φ = 9337417920.

The previous prime is 22150431133. The next prime is 22150431151. The reversal of 22150431142 is 24113405122.

It is an interprime number because it is at equal distance from previous prime (22150431133) and next prime (22150431151).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12967783 + ... + 12969490.

It is an arithmetic number, because the mean of its divisors is an integer number (2412166482).

Almost surely, 2^22150431142 is an apocalyptic number.

22150431142 is a deficient number, since it is larger than the sum of its proper divisors (16444232570).

22150431142 is a wasteful number, since it uses less digits than its factorization.

22150431142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25937343.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22150431142 its reverse (24113405122), we get a palindrome (46263836264).

The spelling of 22150431142 in words is "twenty-two billion, one hundred fifty million, four hundred thirty-one thousand, one hundred forty-two".