2120210132203 has 4 divisors (see below), whose sum is σ = 2127116354440.
Its totient is φ = 2113303909968.
The previous prime is 2120210132171. The next prime is 2120210132213. The reversal of 2120210132203 is 3022310120212.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2120210132203 - 25 = 2120210132171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2120210132213) 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, 3453110658 + ... + 3453111271.
It is an arithmetic number, because the mean of its divisors is an integer number (531779088610).
Almost surely, 22120210132203 is an apocalyptic number.
2120210132203 is a deficient number, since it is larger than the sum of its proper divisors (6906222237).
2120210132203 is an equidigital number, since it uses as much as digits as its factorization.
2120210132203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6906222236.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 2120210132203 its reverse (3022310120212), we get a palindrome (5142520252415).
The spelling of 2120210132203 in words is "two trillion, one hundred twenty billion, two hundred ten million, one hundred thirty-two thousand, two hundred three".