22423314220402 has 32 divisors (see below), whose sum is σ = 35227612385280. Its totient is φ = 10690495603200.

The previous prime is 22423314220387. The next prime is 22423314220403. The reversal of 22423314220402 is 20402241332422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22423314220403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11584527 + ... + 13380877.

It is an arithmetic number, because the mean of its divisors is an integer number (1100862887040).

Almost surely, 2^{22423314220402} is an apocalyptic number.

22423314220402 is a deficient number, since it is larger than the sum of its proper divisors (12804298164878).

22423314220402 is a wasteful number, since it uses less digits than its factorization.

22423314220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799058.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 22423314220402 its reverse (20402241332422), we get a palindrome (42825555552824).

The spelling of 22423314220402 in words is "twenty-two trillion, four hundred twenty-three billion, three hundred fourteen million, two hundred twenty thousand, four hundred two".