22421132142 has 16 divisors (see below), whose sum is σ = 47480044752. Its totient is φ = 7034080640.

The previous prime is 22421132141. The next prime is 22421132143. The reversal of 22421132142 is 24123112422.

It is an interprime number because it is at equal distance from previous prime (22421132141) and next prime (22421132143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421132141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109907409 + ... + 109907612.

It is an arithmetic number, because the mean of its divisors is an integer number (2967502797).

Almost surely, 2^22421132142 is an apocalyptic number.

22421132142 is an abundant number, since it is smaller than the sum of its proper divisors (25058912610).

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

22421132142 is a wasteful number, since it uses less digits than its factorization.

22421132142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219815043.

The product of its digits is 1536, while the sum is 24.

Adding to 22421132142 its reverse (24123112422), we get a palindrome (46544244564).

The spelling of 22421132142 in words is "twenty-two billion, four hundred twenty-one million, one hundred thirty-two thousand, one hundred forty-two".