213221023003 has 8 divisors (see below), whose sum is σ = 222563743488. Its totient is φ = 203884322664.

The previous prime is 213221022997. The next prime is 213221023013. The reversal of 213221023003 is 300320122312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213221023003 - 2⁹ = 213221022491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213221023013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1432575 + ... + 1574392.

It is an arithmetic number, because the mean of its divisors is an integer number (27820467936).

Almost surely, 2^213221023003 is an apocalyptic number.

213221023003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

213221023003 is a deficient number, since it is larger than the sum of its proper divisors (9342720485).

213221023003 is a wasteful number, since it uses less digits than its factorization.

213221023003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010073.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 213221023003 its reverse (300320122312), we get a palindrome (513541145315).

The spelling of 213221023003 in words is "two hundred thirteen billion, two hundred twenty-one million, twenty-three thousand, three".