22142202230426 has 16 divisors (see below), whose sum is σ = 33229043634600. Its totient is φ = 11065854858240.

The previous prime is 22142202230419. The next prime is 22142202230437. The reversal of 22142202230426 is 62403220224122.

It can be written as a sum of positive squares in 4 ways, for example, as 20296367512201 + 1845834718225 = 4505149^2 + 1358615^2 .

It is a super-2 number, since 2×22142202230426² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22142202230392 and 22142202230401.

It is an unprimeable number.

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, 95967650 + ... + 96198098.

Almost surely, 2^{22142202230426} is an apocalyptic number.

22142202230426 is a deficient number, since it is larger than the sum of its proper divisors (11086841404174).

22142202230426 is a wasteful number, since it uses less digits than its factorization.

22142202230426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253009.

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

Adding to 22142202230426 its reverse (62403220224122), we get a palindrome (84545422454548).

The spelling of 22142202230426 in words is "twenty-two trillion, one hundred forty-two billion, two hundred two million, two hundred thirty thousand, four hundred twenty-six".