22111210010211 has 32 divisors (see below), whose sum is σ = 34429517445120. Its totient is φ = 12359187864576.

The previous prime is 22111210010191. The next prime is 22111210010213. The reversal of 22111210010211 is 11201001211122.

It is a happy number.

It is not a de Polignac number, because 22111210010211 - 2⁹ = 22111210009699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22111210010213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4549546 + ... + 8057343.

It is an arithmetic number, because the mean of its divisors is an integer number (1075922420160).

Almost surely, 2^{22111210010211} is an apocalyptic number.

22111210010211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22111210010211 is a deficient number, since it is larger than the sum of its proper divisors (12318307434909).

22111210010211 is a wasteful number, since it uses less digits than its factorization.

22111210010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12608723.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22111210010211 its reverse (11201001211122), we get a palindrome (33312211221333).

The spelling of 22111210010211 in words is "twenty-two trillion, one hundred eleven billion, two hundred ten million, ten thousand, two hundred eleven".