22402314442 has 4 divisors (see below), whose sum is σ = 33603471666. Its totient is φ = 11201157220.

The previous prime is 22402314427. The next prime is 22402314443. The reversal of 22402314442 is 24441320422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17479748521 + 4922565921 = 132211^2 + 70161^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22402314442.

It is not an unprimeable number, because it can be changed into a prime (22402314443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600578609 + ... + 5600578612.

Almost surely, 2^22402314442 is an apocalyptic number.

22402314442 is a deficient number, since it is larger than the sum of its proper divisors (11201157224).

22402314442 is a wasteful number, since it uses less digits than its factorization.

22402314442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11201157223.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22402314442 its reverse (24441320422), we get a palindrome (46843634864).

The spelling of 22402314442 in words is "twenty-two billion, four hundred two million, three hundred fourteen thousand, four hundred forty-two".