22143200424422 has 24 divisors (see below), whose sum is σ = 42150136617000. Its totient is φ = 8627220944160.

The previous prime is 22143200424341. The next prime is 22143200424473. The reversal of 22143200424422 is 22442400234122.

It is a super-2 number, since 2×22143200424422² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10270500047 + ... + 10270502202.

It is an arithmetic number, because the mean of its divisors is an integer number (1756255692375).

Almost surely, 2^{22143200424422} is an apocalyptic number.

22143200424422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22143200424422 is a deficient number, since it is larger than the sum of its proper divisors (20006936192578).

22143200424422 is a wasteful number, since it uses less digits than its factorization.

22143200424422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20541002276 (or 20541002269 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22143200424422 its reverse (22442400234122), we get a palindrome (44585600658544).

The spelling of 22143200424422 in words is "twenty-two trillion, one hundred forty-three billion, two hundred million, four hundred twenty-four thousand, four hundred twenty-two".