22201001010001 has 4 divisors (see below), whose sum is σ = 24219273829104. Its totient is φ = 20182728190900.

The previous prime is 22201001009939. The next prime is 22201001010007. The reversal of 22201001010001 is 10001010010222.

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 a de Polignac number, because none of the positive numbers 2^k-22201001010001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22201001010001.

It is not an unprimeable number, because it can be changed into a prime (22201001010007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009136409535 + ... + 1009136409556.

It is an arithmetic number, because the mean of its divisors is an integer number (6054818457276).

Almost surely, 2^{22201001010001} is an apocalyptic number.

It is an amenable number.

22201001010001 is a deficient number, since it is larger than the sum of its proper divisors (2018272819103).

22201001010001 is a wasteful number, since it uses less digits than its factorization.

22201001010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018272819102.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22201001010001 its reverse (10001010010222), we get a palindrome (32202011020223).

The spelling of 22201001010001 in words is "twenty-two trillion, two hundred one billion, one million, ten thousand, one".