210020211203 has 4 divisors (see below), whose sum is σ = 229112957688. Its totient is φ = 190927464720.

The previous prime is 210020211197. The next prime is 210020211209. The reversal of 210020211203 is 302112020012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (210020211197) and next prime (210020211209).

It is a cyclic number.

It is not a de Polignac number, because 210020211203 - 2²⁴ = 210003433987 is a prime.

It is a super-2 number, since 2×210020211203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210020211209) 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, 9546373226 + ... + 9546373247.

It is an arithmetic number, because the mean of its divisors is an integer number (57278239422).

Almost surely, 2^210020211203 is an apocalyptic number.

210020211203 is a deficient number, since it is larger than the sum of its proper divisors (19092746485).

210020211203 is a wasteful number, since it uses less digits than its factorization.

210020211203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19092746484.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 210020211203 its reverse (302112020012), we get a palindrome (512132231215).

The spelling of 210020211203 in words is "two hundred ten billion, twenty million, two hundred eleven thousand, two hundred three".