2110121122021 has 8 divisors (see below), whose sum is σ = 2376206777088. Its totient is φ = 1856411544000.

The previous prime is 2110121122003. The next prime is 2110121122027. The reversal of 2110121122021 is 1202211210112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2110121122021 - 2⁷ = 2110121121893 is a prime.

It is a super-2 number, since 2×2110121122021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2110121121986 and 2110121122004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110121122027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3094018900 + ... + 3094019581.

It is an arithmetic number, because the mean of its divisors is an integer number (297025847136).

Almost surely, 2^{2110121122021} is an apocalyptic number.

It is an amenable number.

2110121122021 is a deficient number, since it is larger than the sum of its proper divisors (266085655067).

2110121122021 is a wasteful number, since it uses less digits than its factorization.

2110121122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6188038523.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2110121122021 its reverse (1202211210112), we get a palindrome (3312332332133).

The spelling of 2110121122021 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, one hundred twenty-two thousand, twenty-one".