2102110122001 has 4 divisors (see below), whose sum is σ = 2150996403952. Its totient is φ = 2053223840052.

The previous prime is 2102110121939. The next prime is 2102110122023. The reversal of 2102110122001 is 1002210112012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2102110122001 - 2⁷ = 2102110121873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102110122401) 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, 24443140911 + ... + 24443140996.

It is an arithmetic number, because the mean of its divisors is an integer number (537749100988).

Almost surely, 2^{2102110122001} is an apocalyptic number.

It is an amenable number.

2102110122001 is a deficient number, since it is larger than the sum of its proper divisors (48886281951).

2102110122001 is an equidigital number, since it uses as much as digits as its factorization.

2102110122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48886281950.

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

Adding to 2102110122001 its reverse (1002210112012), we get a palindrome (3104320234013).

The spelling of 2102110122001 in words is "two trillion, one hundred two billion, one hundred ten million, one hundred twenty-two thousand, one".