2121023220110 has 8 divisors (see below), whose sum is σ = 3817841796216. Its totient is φ = 848409288040.

The previous prime is 2121023220109. The next prime is 2121023220133. The reversal of 2121023220110 is 110223201212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106051160996 + ... + 106051161015.

It is an arithmetic number, because the mean of its divisors is an integer number (477230224527).

Almost surely, 2^{2121023220110} is an apocalyptic number.

2121023220110 is a deficient number, since it is larger than the sum of its proper divisors (1696818576106).

2121023220110 is a wasteful number, since it uses less digits than its factorization.

2121023220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212102322018.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2121023220110 its reverse (110223201212), we get a palindrome (2231246421322).

The spelling of 2121023220110 in words is "two trillion, one hundred twenty-one billion, twenty-three million, two hundred twenty thousand, one hundred ten".