22201100102001 has 4 divisors (see below), whose sum is σ = 29601466802672. Its totient is φ = 14800733401332.

The previous prime is 22201100101993. The next prime is 22201100102017. The reversal of 22201100102001 is 10020100110222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22201100102001 - 2³ = 22201100101993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201100102081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3700183350331 + ... + 3700183350336.

It is an arithmetic number, because the mean of its divisors is an integer number (7400366700668).

Almost surely, 2^{22201100102001} is an apocalyptic number.

It is an amenable number.

22201100102001 is a deficient number, since it is larger than the sum of its proper divisors (7400366700671).

22201100102001 is an equidigital number, since it uses as much as digits as its factorization.

22201100102001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7400366700670.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22201100102001 its reverse (10020100110222), we get a palindrome (32221200212223).

The spelling of 22201100102001 in words is "twenty-two trillion, two hundred one billion, one hundred million, one hundred two thousand, one".