201100202120222 has 32 divisors (see below), whose sum is σ = 309455208929664. Its totient is φ = 97955625337600.

The previous prime is 201100202120053. The next prime is 201100202120281. The reversal of 201100202120222 is 222021202001102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201100202120222.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 294057563 + ... + 294740649.

It is an arithmetic number, because the mean of its divisors is an integer number (9670475279052).

Almost surely, 2^{201100202120222} is an apocalyptic number.

201100202120222 is a deficient number, since it is larger than the sum of its proper divisors (108355006809442).

201100202120222 is a wasteful number, since it uses less digits than its factorization.

201100202120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688324.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201100202120222 its reverse (222021202001102), we get a palindrome (423121404121324).

The spelling of 201100202120222 in words is "two hundred one trillion, one hundred billion, two hundred two million, one hundred twenty thousand, two hundred twenty-two".