201111010222 has 4 divisors (see below), whose sum is σ = 301666515336. Its totient is φ = 100555505110.

The previous prime is 201111010201. The next prime is 201111010229. The reversal of 201111010222 is 222010111102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201111010229) 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 as a sum of consecutive naturals, namely, 50277752554 + ... + 50277752557.

It is an arithmetic number, because the mean of its divisors is an integer number (75416628834).

Almost surely, 2^201111010222 is an apocalyptic number.

201111010222 is a deficient number, since it is larger than the sum of its proper divisors (100555505114).

201111010222 is a wasteful number, since it uses less digits than its factorization.

201111010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100555505113.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201111010222 its reverse (222010111102), we get a palindrome (423121121324).

The spelling of 201111010222 in words is "two hundred one billion, one hundred eleven million, ten thousand, two hundred twenty-two".