210045234203 has 4 divisors (see below), whose sum is σ = 240051696240. Its totient is φ = 180038772168.

The previous prime is 210045234199. The next prime is 210045234253. The reversal of 210045234203 is 302432540012.

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 210045234203 - 2² = 210045234199 is a prime.

It is a super-2 number, since 2×210045234203² (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 (210045234253) 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, 15003231008 + ... + 15003231021.

It is an arithmetic number, because the mean of its divisors is an integer number (60012924060).

Almost surely, 2^210045234203 is an apocalyptic number.

210045234203 is a deficient number, since it is larger than the sum of its proper divisors (30006462037).

210045234203 is an equidigital number, since it uses as much as digits as its factorization.

210045234203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30006462036.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 210045234203 its reverse (302432540012), we get a palindrome (512477774215).

The spelling of 210045234203 in words is "two hundred ten billion, forty-five million, two hundred thirty-four thousand, two hundred three".