22201212111101 has 4 divisors (see below), whose sum is σ = 23166482202912. Its totient is φ = 21235942019292.

The previous prime is 22201212111049. The next prime is 22201212111173. The reversal of 22201212111101 is 10111121210222.

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 cyclic number.

It is not a de Polignac number, because 22201212111101 - 2⁴² = 17803165599997 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 22201212111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201212111901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482635045871 + ... + 482635045916.

It is an arithmetic number, because the mean of its divisors is an integer number (5791620550728).

Almost surely, 2^{22201212111101} is an apocalyptic number.

It is an amenable number.

22201212111101 is a deficient number, since it is larger than the sum of its proper divisors (965270091811).

22201212111101 is an equidigital number, since it uses as much as digits as its factorization.

22201212111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965270091810.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22201212111101 its reverse (10111121210222), we get a palindrome (32312333321323).

The spelling of 22201212111101 in words is "twenty-two trillion, two hundred one billion, two hundred twelve million, one hundred eleven thousand, one hundred one".