22100001220001 has 8 divisors (see below), whose sum is σ = 22111052534784. Its totient is φ = 22088950672320.

The previous prime is 22100001219973. The next prime is 22100001220013. The reversal of 22100001220001 is 10002210000122.

It is a happy number.

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 22100001220001 - 2³⁴ = 22082821350817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100001220021) 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, 62542520 + ... + 62894886.

It is an arithmetic number, because the mean of its divisors is an integer number (2763881566848).

Almost surely, 2^{22100001220001} is an apocalyptic number.

It is an amenable number.

22100001220001 is a deficient number, since it is larger than the sum of its proper divisors (11051314783).

22100001220001 is a wasteful number, since it uses less digits than its factorization.

22100001220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383551.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22100001220001 its reverse (10002210000122), we get a palindrome (32102211220123).

The spelling of 22100001220001 in words is "twenty-two trillion, one hundred billion, one million, two hundred twenty thousand, one".