22402240404401 has 72 divisors (see below), whose sum is σ = 27533198956032. Its totient is φ = 18186533164800.

The previous prime is 22402240404367. The next prime is 22402240404421. The reversal of 22402240404401 is 10440404220422.

It is a happy number.

It is not a de Polignac number, because 22402240404401 - 2³⁰ = 22401166662577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22402240404421) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3586076660 + ... + 3586082906.

It is an arithmetic number, because the mean of its divisors is an integer number (382405541056).

Almost surely, 2^{22402240404401} is an apocalyptic number.

It is an amenable number.

22402240404401 is a deficient number, since it is larger than the sum of its proper divisors (5130958551631).

22402240404401 is a wasteful number, since it uses less digits than its factorization.

22402240404401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11983 (or 11959 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 22402240404401 its reverse (10440404220422), we get a palindrome (32842644624823).

The spelling of 22402240404401 in words is "twenty-two trillion, four hundred two billion, two hundred forty million, four hundred four thousand, four hundred one".