201100220222 has 16 divisors (see below), whose sum is σ = 329622480000. Its totient is φ = 91256582040.

The previous prime is 201100220221. The next prime is 201100220309. The reversal of 201100220222 is 222022001102.

It is a junction number, because it is equal to n+sod(n) for n = 201100220197 and 201100220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100220221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7616972 + ... + 7643327.

It is an arithmetic number, because the mean of its divisors is an integer number (20601405000).

Almost surely, 2^201100220222 is an apocalyptic number.

201100220222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201100220222 is a deficient number, since it is larger than the sum of its proper divisors (128522259778).

201100220222 is a wasteful number, since it uses less digits than its factorization.

201100220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15260911.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 201100220222 its reverse (222022001102), we get a palindrome (423122221324).

The spelling of 201100220222 in words is "two hundred one billion, one hundred million, two hundred twenty thousand, two hundred twenty-two".