2101220220110 has 16 divisors (see below), whose sum is σ = 4126032432432. Its totient is φ = 764080080000.

The previous prime is 2101220220097. The next prime is 2101220220193. The reversal of 2101220220110 is 110220221012.

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 7 ways as a sum of consecutive naturals, for example, 9551000891 + ... + 9551001110.

It is an arithmetic number, because the mean of its divisors is an integer number (257877027027).

Almost surely, 2^{2101220220110} is an apocalyptic number.

2101220220110 is a deficient number, since it is larger than the sum of its proper divisors (2024812212322).

2101220220110 is a wasteful number, since it uses less digits than its factorization.

2101220220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19102002019.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101220220110 its reverse (110220221012), we get a palindrome (2211440441122).

The spelling of 2101220220110 in words is "two trillion, one hundred one billion, two hundred twenty million, two hundred twenty thousand, one hundred ten".