22401221100001 has 8 divisors (see below), whose sum is σ = 22541499517824. Its totient is φ = 22261015770240.

The previous prime is 22401221099993. The next prime is 22401221100067. The reversal of 22401221100001 is 10000112210422.

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

It is a cyclic number.

It is not a de Polignac number, because 22401221100001 - 2³ = 22401221099993 is a prime.

It is a super-2 number, since 2×22401221100001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22401221100901) 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, 17657040 + ... + 18883153.

It is an arithmetic number, because the mean of its divisors is an integer number (2817687439728).

Almost surely, 2^{22401221100001} is an apocalyptic number.

It is an amenable number.

22401221100001 is a deficient number, since it is larger than the sum of its proper divisors (140278417823).

22401221100001 is a wasteful number, since it uses less digits than its factorization.

22401221100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36544031.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22401221100001 its reverse (10000112210422), we get a palindrome (32401333310423).

The spelling of 22401221100001 in words is "twenty-two trillion, four hundred one billion, two hundred twenty-one million, one hundred thousand, one".