10011212210203 has 4 divisors (see below), whose sum is σ = 10040062966200. Its totient is φ = 9982361454208.

The previous prime is 10011212210189. The next prime is 10011212210269. The reversal of 10011212210203 is 30201221211001.

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 10011212210203 - 2²⁵ = 10011178655771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011212210803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14425377478 + ... + 14425378171.

It is an arithmetic number, because the mean of its divisors is an integer number (2510015741550).

Almost surely, 2^{10011212210203} is an apocalyptic number.

10011212210203 is a deficient number, since it is larger than the sum of its proper divisors (28850755997).

10011212210203 is an equidigital number, since it uses as much as digits as its factorization.

10011212210203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28850755996.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10011212210203 its reverse (30201221211001), we get a palindrome (40212433421204).

The spelling of 10011212210203 in words is "ten trillion, eleven billion, two hundred twelve million, two hundred ten thousand, two hundred three".