22232400423222 has 16 divisors (see below), whose sum is σ = 48507055468992. Its totient is φ = 6737091037320.

The previous prime is 22232400423221. The next prime is 22232400423227.

It is a happy number.

22232400423222 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22232400423222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22232400423222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22232400423221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168427275868 + ... + 168427275999.

It is an arithmetic number, because the mean of its divisors is an integer number (3031690966812).

Almost surely, 2^{22232400423222} is an apocalyptic number.

22232400423222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22232400423222 is an abundant number, since it is smaller than the sum of its proper divisors (26274655045770).

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

22232400423222 is a wasteful number, since it uses less digits than its factorization.

22232400423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336854551883.

The product of its (nonzero) digits is 36864, while the sum is 30.

It can be divided in two parts, 22232400 and 423222, that added together give a palindrome (22655622).

The spelling of 22232400423222 in words is "twenty-two trillion, two hundred thirty-two billion, four hundred million, four hundred twenty-three thousand, two hundred twenty-two".