2110211340321 has 16 divisors (see below), whose sum is σ = 3215791867904. Its totient is φ = 1205748152784.

The previous prime is 2110211340301. The next prime is 2110211340353. The reversal of 2110211340321 is 1230431120112.

It is not a de Polignac number, because 2110211340321 - 2⁹ = 2110211339809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2110211340301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3321871 + ... + 3905796.

It is an arithmetic number, because the mean of its divisors is an integer number (200986991744).

Almost surely, 2^{2110211340321} is an apocalyptic number.

2110211340321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2110211340321 is a deficient number, since it is larger than the sum of its proper divisors (1105580527583).

2110211340321 is a wasteful number, since it uses less digits than its factorization.

2110211340321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7241580.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2110211340321 its reverse (1230431120112), we get a palindrome (3340642460433).

The spelling of 2110211340321 in words is "two trillion, one hundred ten billion, two hundred eleven million, three hundred forty thousand, three hundred twenty-one".