21201341203 has 8 divisors (see below), whose sum is σ = 24821082720. Its totient is φ = 17729344320.

The previous prime is 21201341191. The next prime is 21201341267. The reversal of 21201341203 is 30214310212.

It is a happy number.

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 21201341203 - 2⁵ = 21201341171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21201341803) 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, 36935848 + ... + 36936421.

It is an arithmetic number, because the mean of its divisors is an integer number (3102635340).

Almost surely, 2^21201341203 is an apocalyptic number.

21201341203 is a deficient number, since it is larger than the sum of its proper divisors (3619741517).

21201341203 is an equidigital number, since it uses as much as digits as its factorization.

21201341203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73872317.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21201341203 its reverse (30214310212), we get a palindrome (51415651415).

It can be divided in two parts, 21201 and 341203, that added together give a square (362404 = 602²).

The spelling of 21201341203 in words is "twenty-one billion, two hundred one million, three hundred forty-one thousand, two hundred three".