22101100201111 has 8 divisors (see below), whose sum is σ = 22887251309664. Its totient is φ = 21328621285920.

The previous prime is 22101100201093. The next prime is 22101100201199. The reversal of 22101100201111 is 11110200110122.

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 a de Polignac number, because none of the positive numbers 2^k-22101100201111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22101100201091 and 22101100201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101100501111) 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, 3418045051 + ... + 3418051516.

It is an arithmetic number, because the mean of its divisors is an integer number (2860906413708).

Almost surely, 2^{22101100201111} is an apocalyptic number.

22101100201111 is a deficient number, since it is larger than the sum of its proper divisors (786151108553).

22101100201111 is an equidigital number, since it uses as much as digits as its factorization.

22101100201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6836096681.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 22101100201111 its reverse (11110200110122), we get a palindrome (33211300311233).

The spelling of 22101100201111 in words is "twenty-two trillion, one hundred one billion, one hundred million, two hundred one thousand, one hundred eleven".