22143222130204 has 24 divisors (see below), whose sum is σ = 44287522080480. Its totient is φ = 9489721380096.

The previous prime is 22143222130123. The next prime is 22143222130277. The reversal of 22143222130204 is 40203122234122.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8449849 + ... + 10755760.

It is an arithmetic number, because the mean of its divisors is an integer number (1845313420020).

Almost surely, 2^{22143222130204} is an apocalyptic number.

It is an amenable number.

22143222130204 is an abundant number, since it is smaller than the sum of its proper divisors (22144299950276).

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

22143222130204 is a wasteful number, since it uses less digits than its factorization.

22143222130204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19246797 (or 19246795 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22143222130204 its reverse (40203122234122), we get a palindrome (62346344364326).

The spelling of 22143222130204 in words is "twenty-two trillion, one hundred forty-three billion, two hundred twenty-two million, one hundred thirty thousand, two hundred four".