201112201212222 has 16 divisors (see below), whose sum is σ = 402349979859840. Its totient is φ = 67016470831512.

The previous prime is 201112201212127. The next prime is 201112201212227. The reversal of 201112201212222 is 222212102211102.

It is a super-2 number, since 2×201112201212222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201112201212227) 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 7 ways as a sum of consecutive naturals, for example, 5232372322 + ... + 5232410757.

It is an arithmetic number, because the mean of its divisors is an integer number (25146873741240).

Almost surely, 2^{201112201212222} is an apocalyptic number.

201112201212222 is an abundant number, since it is smaller than the sum of its proper divisors (201237778647618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201112201212222 is a wasteful number, since it uses less digits than its factorization.

201112201212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10464786287.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 201112201212222 its reverse (222212102211102), we get a palindrome (423324303423324).

The spelling of 201112201212222 in words is "two hundred one trillion, one hundred twelve billion, two hundred one million, two hundred twelve thousand, two hundred twenty-two".