22423330312302 has 64 divisors (see below), whose sum is σ = 45986907859200. Its totient is φ = 7284774501120.

The previous prime is 22423330312301. The next prime is 22423330312337. The reversal of 22423330312302 is 20321303332422.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22423330312302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423330312301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1164294349 + ... + 1164313607.

It is an arithmetic number, because the mean of its divisors is an integer number (718545435300).

Almost surely, 2^{22423330312302} is an apocalyptic number.

22423330312302 is an abundant number, since it is smaller than the sum of its proper divisors (23563577546898).

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

22423330312302 is a wasteful number, since it uses less digits than its factorization.

22423330312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23841.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 22423330312302 its reverse (20321303332422), we get a palindrome (42744633644724).

The spelling of 22423330312302 in words is "twenty-two trillion, four hundred twenty-three billion, three hundred thirty million, three hundred twelve thousand, three hundred two".