2101100000222 has 64 divisors (see below), whose sum is σ = 3470146928640. Its totient is φ = 950355957600.

The previous prime is 2101100000201. The next prime is 2101100000227. The reversal of 2101100000222 is 2220000011012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101100000227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80454947 + ... + 80481057.

It is an arithmetic number, because the mean of its divisors is an integer number (54221045760).

Almost surely, 2^{2101100000222} is an apocalyptic number.

2101100000222 is a deficient number, since it is larger than the sum of its proper divisors (1369046928418).

2101100000222 is a wasteful number, since it uses less digits than its factorization.

2101100000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27069.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2101100000222 its reverse (2220000011012), we get a palindrome (4321100011234).

The spelling of 2101100000222 in words is "two trillion, one hundred one billion, one hundred million, two hundred twenty-two", and thus it is an aban number.