213212223003 has 12 divisors (see below), whose sum is σ = 307833032760. Its totient is φ = 131207521536.

The previous prime is 213212222999. The next prime is 213212223079. The reversal of 213212223003 is 300322212312.

It is a happy number.

It is not a de Polignac number, because 213212223003 - 2² = 213212222999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213212223083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 210267958 + ... + 210268971.

It is an arithmetic number, because the mean of its divisors is an integer number (25652752730).

Almost surely, 2^213212223003 is an apocalyptic number.

213212223003 is a deficient number, since it is larger than the sum of its proper divisors (94620809757).

213212223003 is a wasteful number, since it uses less digits than its factorization.

213212223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420536958 (or 420536945 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 213212223003 its reverse (300322212312), we get a palindrome (513534435315).

The spelling of 213212223003 in words is "two hundred thirteen billion, two hundred twelve million, two hundred twenty-three thousand, three".