2110120101101 has 4 divisors (see below), whose sum is σ = 2110329843804. Its totient is φ = 2109910358400.

The previous prime is 2110120101041. The next prime is 2110120101157. The reversal of 2110120101101 is 1011010210112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1316905429225 + 793214671876 = 1147565^2 + 890626^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110120101101 - 2²² = 2110115906797 is a prime.

It is a super-2 number, since 2×2110120101101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110120601101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104856260 + ... + 104876381.

It is an arithmetic number, because the mean of its divisors is an integer number (527582460951).

Almost surely, 2^{2110120101101} is an apocalyptic number.

It is an amenable number.

2110120101101 is a deficient number, since it is larger than the sum of its proper divisors (209742703).

2110120101101 is a wasteful number, since it uses less digits than its factorization.

2110120101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209742702.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2110120101101 its reverse (1011010210112), we get a palindrome (3121130311213).

The spelling of 2110120101101 in words is "two trillion, one hundred ten billion, one hundred twenty million, one hundred one thousand, one hundred one".