22432621302442 has 16 divisors (see below), whose sum is σ = 36336050618112. Its totient is φ = 10325306300400.

The previous prime is 22432621302437. The next prime is 22432621302449. The reversal of 22432621302442 is 24420312623422.

It is a super-2 number, since 2×22432621302442² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22432621302449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175457934 + ... + 1175477017.

It is an arithmetic number, because the mean of its divisors is an integer number (2271003163632).

Almost surely, 2^{22432621302442} is an apocalyptic number.

22432621302442 is a deficient number, since it is larger than the sum of its proper divisors (13903429315670).

22432621302442 is a wasteful number, since it uses less digits than its factorization.

22432621302442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350935333.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 22432621302442 its reverse (24420312623422), we get a palindrome (46852933925864).

The spelling of 22432621302442 in words is "twenty-two trillion, four hundred thirty-two billion, six hundred twenty-one million, three hundred two thousand, four hundred forty-two".