20003213223003 has 32 divisors (see below), whose sum is σ = 27686877926400. Its totient is φ = 12830739296256.

The previous prime is 20003213222977. The next prime is 20003213223079. The reversal of 20003213223003 is 30032231230002.

It is not a de Polignac number, because 20003213223003 - 2¹² = 20003213218907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20003213223803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119118363 + ... + 119286171.

It is an arithmetic number, because the mean of its divisors is an integer number (865214935200).

Almost surely, 2^{20003213223003} is an apocalyptic number.

20003213223003 is a deficient number, since it is larger than the sum of its proper divisors (7683664703397).

20003213223003 is a wasteful number, since it uses less digits than its factorization.

20003213223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172611.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20003213223003 its reverse (30032231230002), we get a palindrome (50035444453005).

The spelling of 20003213223003 in words is "twenty trillion, three billion, two hundred thirteen million, two hundred twenty-three thousand, three".