22422402042 has 32 divisors (see below), whose sum is σ = 48766059072. Its totient is φ = 6844356864.

The previous prime is 22422402019. The next prime is 22422402043. The reversal of 22422402042 is 24020422422.

It is a super-2 number, since 2×22422402042² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22422402043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2966868 + ... + 2974415.

It is an arithmetic number, because the mean of its divisors is an integer number (1523939346).

Almost surely, 2^22422402042 is an apocalyptic number.

22422402042 is an abundant number, since it is smaller than the sum of its proper divisors (26343657030).

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

22422402042 is a wasteful number, since it uses less digits than its factorization.

22422402042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5941342.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22422402042 its reverse (24020422422), we get a palindrome (46442824464).

The spelling of 22422402042 in words is "twenty-two billion, four hundred twenty-two million, four hundred two thousand, forty-two".