2121100122010 has 16 divisors (see below), whose sum is σ = 3899213842176. Its totient is φ = 830388132688.

The previous prime is 2121100121977. The next prime is 2121100122041. The reversal of 2121100122010 is 102210011212.

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, 2256489022 + ... + 2256489961.

It is an arithmetic number, because the mean of its divisors is an integer number (243700865136).

Almost surely, 2^{2121100122010} is an apocalyptic number.

2121100122010 is a deficient number, since it is larger than the sum of its proper divisors (1778113720166).

2121100122010 is a wasteful number, since it uses less digits than its factorization.

2121100122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512979037.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2121100122010 its reverse (102210011212), we get a palindrome (2223310133222).

The spelling of 2121100122010 in words is "two trillion, one hundred twenty-one billion, one hundred million, one hundred twenty-two thousand, ten".