22202244421431 has 16 divisors (see below), whose sum is σ = 29614330453344. Its totient is φ = 14795827795584.

The previous prime is 22202244421421. The next prime is 22202244421447. The reversal of 22202244421431 is 13412444220222.

It is not a de Polignac number, because 22202244421431 - 2⁷ = 22202244421303 is a prime.

It is a super-2 number, since 2×22202244421431² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22202244421392 and 22202244421401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202244421421) 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, 272804661 + ... + 272886033.

It is an arithmetic number, because the mean of its divisors is an integer number (1850895653334).

Almost surely, 2^{22202244421431} is an apocalyptic number.

22202244421431 is a deficient number, since it is larger than the sum of its proper divisors (7412086031913).

22202244421431 is a wasteful number, since it uses less digits than its factorization.

22202244421431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115090.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 22202244421431 its reverse (13412444220222), we get a palindrome (35614688641653).

The spelling of 22202244421431 in words is "twenty-two trillion, two hundred two billion, two hundred forty-four million, four hundred twenty-one thousand, four hundred thirty-one".