22101201202111 has 4 divisors (see below), whose sum is σ = 22101267858912. Its totient is φ = 22101134545312.

The previous prime is 22101201202063. The next prime is 22101201202139. The reversal of 22101201202111 is 11120210210122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22101201202111 - 2³¹ = 22099053718463 is a prime.

It is a super-2 number, since 2×22101201202111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101201202811) 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, 32828551 + ... + 33495016.

It is an arithmetic number, because the mean of its divisors is an integer number (5525316964728).

Almost surely, 2^{22101201202111} is an apocalyptic number.

22101201202111 is a deficient number, since it is larger than the sum of its proper divisors (66656801).

22101201202111 is an equidigital number, since it uses as much as digits as its factorization.

22101201202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66656800.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22101201202111 its reverse (11120210210122), we get a palindrome (33221411412233).

The spelling of 22101201202111 in words is "twenty-two trillion, one hundred one billion, two hundred one million, two hundred two thousand, one hundred eleven".