22422042044040 has 96 divisors (see below), whose sum is σ = 69505997495040. Its totient is φ = 5786333400960.

The previous prime is 22422042043993. The next prime is 22422042044069. The reversal of 22422042044040 is 4044024022422.

It is a happy number.

It is a super-2 number, since 2×22422042044040² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22422042043989 and 22422042044007.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97101304 + ... + 97331943.

It is an arithmetic number, because the mean of its divisors is an integer number (724020807240).

Almost surely, 2^{22422042044040} is an apocalyptic number.

22422042044040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22422042044040 is an abundant number, since it is smaller than the sum of its proper divisors (47083955451000).

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

22422042044040 is a wasteful number, since it uses less digits than its factorization.

22422042044040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194433323 (or 194433288 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 22422042044040 its reverse (4044024022422), we get a palindrome (26466066066462).

The spelling of 22422042044040 in words is "twenty-two trillion, four hundred twenty-two billion, forty-two million, forty-four thousand, forty".