22111211211103 has 32 divisors (see below), whose sum is σ = 25453824334848. Its totient is φ = 18815111827200.

The previous prime is 22111211211083. The next prime is 22111211211137. The reversal of 22111211211103 is 30111211211122.

It is a cyclic number.

It is not a de Polignac number, because 22111211211103 - 2²⁵ = 22111177656671 is a prime.

It is a super-2 number, since 2×22111211211103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111211211403) 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 31 ways as a sum of consecutive naturals, for example, 924717718 + ... + 924741628.

It is an arithmetic number, because the mean of its divisors is an integer number (795432010464).

Almost surely, 2^{22111211211103} is an apocalyptic number.

22111211211103 is a deficient number, since it is larger than the sum of its proper divisors (3342613123745).

22111211211103 is a wasteful number, since it uses less digits than its factorization.

22111211211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25783.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 22111211211103 its sum of digits (19), we get a palindrome (22111211211122).

Adding to 22111211211103 its reverse (30111211211122), we get a palindrome (52222422422225).

The spelling of 22111211211103 in words is "twenty-two trillion, one hundred eleven billion, two hundred eleven million, two hundred eleven thousand, one hundred three".