211100221122022 has 32 divisors (see below), whose sum is σ = 331183748865024. Its totient is φ = 100817919216000.

The previous prime is 211100221122001. The next prime is 211100221122073. The reversal of 211100221122022 is 220221122001112.

It is a super-2 number, since 2×211100221122022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16888554 + ... + 26597437.

It is an arithmetic number, because the mean of its divisors is an integer number (10349492152032).

Almost surely, 2^{211100221122022} is an apocalyptic number.

211100221122022 is a deficient number, since it is larger than the sum of its proper divisors (120083527743002).

211100221122022 is a wasteful number, since it uses less digits than its factorization.

211100221122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43487284.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211100221122022 its reverse (220221122001112), we get a palindrome (431321343123134).

It can be divided in two parts, 211100 and 221122022, that added together give a palindrome (221333122).

The spelling of 211100221122022 in words is "two hundred eleven trillion, one hundred billion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-two".