2121220122110 has 8 divisors (see below), whose sum is σ = 3818196219816. Its totient is φ = 848488048840.

The previous prime is 2121220122107. The next prime is 2121220122149. The reversal of 2121220122110 is 112210221212.

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, 106061006096 + ... + 106061006115.

It is an arithmetic number, because the mean of its divisors is an integer number (477274527477).

Almost surely, 2^{2121220122110} is an apocalyptic number.

2121220122110 is a deficient number, since it is larger than the sum of its proper divisors (1696976097706).

2121220122110 is a wasteful number, since it uses less digits than its factorization.

2121220122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212122012218.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2121220122110 its reverse (112210221212), we get a palindrome (2233430343322).

The spelling of 2121220122110 in words is "two trillion, one hundred twenty-one billion, two hundred twenty million, one hundred twenty-two thousand, one hundred ten".