210110100101121 has 16 divisors (see below), whose sum is σ = 318902286320640. Its totient is φ = 121802956579920.

The previous prime is 210110100101101. The next prime is 210110100101129. The reversal of 210110100101121 is 121101001011012.

It is not a de Polignac number, because 210110100101121 - 2⁵ = 210110100101089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210110100101097 and 210110100101106.

It is not an unprimeable number, because it can be changed into a prime (210110100101129) by changing a digit.

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, 138412449901 + ... + 138412451418.

It is an arithmetic number, because the mean of its divisors is an integer number (19931392895040).

Almost surely, 2^{210110100101121} is an apocalyptic number.

It is an amenable number.

210110100101121 is a deficient number, since it is larger than the sum of its proper divisors (108792186219519).

210110100101121 is a wasteful number, since it uses less digits than its factorization.

210110100101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276824901356.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 210110100101121 its reverse (121101001011012), we get a palindrome (331211101112133).

The spelling of 210110100101121 in words is "two hundred ten trillion, one hundred ten billion, one hundred million, one hundred one thousand, one hundred twenty-one".