22142202230424 has 16 divisors (see below), whose sum is σ = 55355505576120. Its totient is φ = 7380734076800.

The previous prime is 22142202230419. The next prime is 22142202230437. The reversal of 22142202230424 is 42403220224122.

It is a happy number.

It is a super-2 number, since 2×22142202230424² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22142202230391 and 22142202230400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461295879777 + ... + 461295879824.

Almost surely, 2^{22142202230424} is an apocalyptic number.

22142202230424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22142202230424 is an abundant number, since it is smaller than the sum of its proper divisors (33213303345696).

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

22142202230424 is a wasteful number, since it uses less digits than its factorization.

22142202230424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922591759610 (or 922591759606 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 22142202230424 its reverse (42403220224122), we get a palindrome (64545422454546).

The spelling of 22142202230424 in words is "twenty-two trillion, one hundred forty-two billion, two hundred two million, two hundred thirty thousand, four hundred twenty-four".