22100012100011 has 4 divisors (see below), whose sum is σ = 22862081482800. Its totient is φ = 21337942717224.

The previous prime is 22100012099929. The next prime is 22100012100031. The reversal of 22100012100011 is 11000121000122.

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 22100012100011 - 2¹⁸ = 22100011837867 is a prime.

It is a super-2 number, since 2×22100012100011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100012099965 and 22100012100001.

It is not an unprimeable number, because it can be changed into a prime (22100012100031) 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, 381034691351 + ... + 381034691408.

It is an arithmetic number, because the mean of its divisors is an integer number (5715520370700).

Almost surely, 2^{22100012100011} is an apocalyptic number.

22100012100011 is a deficient number, since it is larger than the sum of its proper divisors (762069382789).

22100012100011 is an equidigital number, since it uses as much as digits as its factorization.

22100012100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762069382788.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22100012100011 its reverse (11000121000122), we get a palindrome (33100133100133).

The spelling of 22100012100011 in words is "twenty-two trillion, one hundred billion, twelve million, one hundred thousand, eleven".