212311202003 has 8 divisors (see below), whose sum is σ = 212749518768. Its totient is φ = 211873009824.

The previous prime is 212311201979. The next prime is 212311202039. The reversal of 212311202003 is 300202113212.

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 212311202003 - 2⁶ = 212311201939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212311202503) 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 7 ways as a sum of consecutive naturals, for example, 3883325 + ... + 3937617.

It is an arithmetic number, because the mean of its divisors is an integer number (26593689846).

Almost surely, 2^212311202003 is an apocalyptic number.

212311202003 is a deficient number, since it is larger than the sum of its proper divisors (438316765).

212311202003 is an equidigital number, since it uses as much as digits as its factorization.

212311202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62293.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212311202003 its reverse (300202113212), we get a palindrome (512513315215).

The spelling of 212311202003 in words is "two hundred twelve billion, three hundred eleven million, two hundred two thousand, three".