22142421343022 has 32 divisors (see below), whose sum is σ = 33883346558880. Its totient is φ = 10848511365120.

The previous prime is 22142421343001. The next prime is 22142421343111. The reversal of 22142421343022 is 22034312424122.

It is a self number, because there is not a number n which added to its sum of digits gives 22142421343022.

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, 324820622 + ... + 324888782.

It is an arithmetic number, because the mean of its divisors is an integer number (1058854579965).

Almost surely, 2^{22142421343022} is an apocalyptic number.

22142421343022 is a deficient number, since it is larger than the sum of its proper divisors (11740925215858).

22142421343022 is a wasteful number, since it uses less digits than its factorization.

22142421343022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72068.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22142421343022 its reverse (22034312424122), we get a palindrome (44176733767144).

The spelling of 22142421343022 in words is "twenty-two trillion, one hundred forty-two billion, four hundred twenty-one million, three hundred forty-three thousand, twenty-two".