211111300022 has 24 divisors (see below), whose sum is σ = 390036366504. Its totient is φ = 85154137152.

The previous prime is 211111300021. The next prime is 211111300033. The reversal of 211111300022 is 220003111112.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211111300021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63357068 + ... + 63360399.

It is an arithmetic number, because the mean of its divisors is an integer number (16251515271).

Almost surely, 2^211111300022 is an apocalyptic number.

211111300022 is a deficient number, since it is larger than the sum of its proper divisors (178925066482).

211111300022 is a wasteful number, since it uses less digits than its factorization.

211111300022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126717500 (or 126717493 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 211111300022 its reverse (220003111112), we get a palindrome (431114411134).

The spelling of 211111300022 in words is "two hundred eleven billion, one hundred eleven million, three hundred thousand, twenty-two".