22201243044401 has 8 divisors (see below), whose sum is σ = 22312940707200. Its totient is φ = 22089546718272.

The previous prime is 22201243044347. The next prime is 22201243044403. The reversal of 22201243044401 is 10444034210222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-22201243044401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201243044403) 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, 65092556 + ... + 65432738.

It is an arithmetic number, because the mean of its divisors is an integer number (2789117588400).

Almost surely, 2^{22201243044401} is an apocalyptic number.

It is an amenable number.

22201243044401 is a deficient number, since it is larger than the sum of its proper divisors (111697662799).

22201243044401 is a wasteful number, since it uses less digits than its factorization.

22201243044401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668335.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 22201243044401 its reverse (10444034210222), we get a palindrome (32645277254623).

The spelling of 22201243044401 in words is "twenty-two trillion, two hundred one billion, two hundred forty-three million, forty-four thousand, four hundred one".