22432121242140 has 48 divisors (see below), whose sum is σ = 62825263401600. Its totient is φ = 5980439576640.

The previous prime is 22432121242133. The next prime is 22432121242163. The reversal of 22432121242140 is 4124212123422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22432121242098 and 22432121242107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45358926 + ... + 45850805.

It is an arithmetic number, because the mean of its divisors is an integer number (1308859654200).

Almost surely, 2^{22432121242140} is an apocalyptic number.

22432121242140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22432121242140 is an abundant number, since it is smaller than the sum of its proper divisors (40393142159460).

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

22432121242140 is a wasteful number, since it uses less digits than its factorization.

22432121242140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91213842 (or 91213840 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 22432121242140 its reverse (4124212123422), we get a palindrome (26556333365562).

The spelling of 22432121242140 in words is "twenty-two trillion, four hundred thirty-two billion, one hundred twenty-one million, two hundred forty-two thousand, one hundred forty".