2120203210241 has 4 divisors (see below), whose sum is σ = 2120224974000. Its totient is φ = 2120181446484.

The previous prime is 2120203210219. The next prime is 2120203210267. The reversal of 2120203210241 is 1420123020212.

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 a de Polignac number, because none of the positive numbers 2^k-2120203210241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120203219241) 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, 10735091 + ... + 10930808.

It is an arithmetic number, because the mean of its divisors is an integer number (530056243500).

Almost surely, 2^{2120203210241} is an apocalyptic number.

It is an amenable number.

2120203210241 is a deficient number, since it is larger than the sum of its proper divisors (21763759).

2120203210241 is an equidigital number, since it uses as much as digits as its factorization.

2120203210241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21763758.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2120203210241 its reverse (1420123020212), we get a palindrome (3540326230453).

The spelling of 2120203210241 in words is "two trillion, one hundred twenty billion, two hundred three million, two hundred ten thousand, two hundred forty-one".