221100112010210 has 16 divisors (see below), whose sum is σ = 415283688645696. Its totient is φ = 84594825464688.

The previous prime is 221100112010179. The next prime is 221100112010291. The reversal of 221100112010210 is 12010211001122.

221100112010210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480652417184 + ... + 480652417643.

It is an arithmetic number, because the mean of its divisors is an integer number (25955230540356).

Almost surely, 2^{221100112010210} is an apocalyptic number.

221100112010210 is a deficient number, since it is larger than the sum of its proper divisors (194183576635486).

221100112010210 is a wasteful number, since it uses less digits than its factorization.

221100112010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961304834857.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221100112010210 its reverse (12010211001122), we get a palindrome (233110323011332).

The spelling of 221100112010210 in words is "two hundred twenty-one trillion, one hundred billion, one hundred twelve million, ten thousand, two hundred ten".