2021121102110 has 32 divisors (see below), whose sum is σ = 3976700400000. Its totient is φ = 733480256160.

The previous prime is 2021121102109. The next prime is 2021121102139. The reversal of 2021121102110 is 112011211202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18355760 + ... + 18465539.

It is an arithmetic number, because the mean of its divisors is an integer number (124271887500).

Almost surely, 2^{2021121102110} is an apocalyptic number.

2021121102110 is a deficient number, since it is larger than the sum of its proper divisors (1955579297890).

2021121102110 is a wasteful number, since it uses less digits than its factorization.

2021121102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36821816.

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

Adding to 2021121102110 its reverse (112011211202), we get a palindrome (2133132313312).

The spelling of 2021121102110 in words is "two trillion, twenty-one billion, one hundred twenty-one million, one hundred two thousand, one hundred ten".