212320033003 has 4 divisors (see below), whose sum is σ = 228652343248. Its totient is φ = 195987722760.

The previous prime is 212320032997. The next prime is 212320033033. The reversal of 212320033003 is 300330023212.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212320033003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212320033033) 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, 8166155103 + ... + 8166155128.

It is an arithmetic number, because the mean of its divisors is an integer number (57163085812).

Almost surely, 2^212320033003 is an apocalyptic number.

212320033003 is a deficient number, since it is larger than the sum of its proper divisors (16332310245).

212320033003 is a wasteful number, since it uses less digits than its factorization.

212320033003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16332310244.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 212320033003 its reverse (300330023212), we get a palindrome (512650056215).

The spelling of 212320033003 in words is "two hundred twelve billion, three hundred twenty million, thirty-three thousand, three".