20003224211403 has 4 divisors (see below), whose sum is σ = 26670965615208. Its totient is φ = 13335482807600.

The previous prime is 20003224211353. The next prime is 20003224211413. The reversal of 20003224211403 is 30411242230002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20003224211403 - 2²⁹ = 20002687340491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20003224211413) 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 3 ways as a sum of consecutive naturals, for example, 3333870701898 + ... + 3333870701903.

It is an arithmetic number, because the mean of its divisors is an integer number (6667741403802).

Almost surely, 2^{20003224211403} is an apocalyptic number.

20003224211403 is a deficient number, since it is larger than the sum of its proper divisors (6667741403805).

20003224211403 is an equidigital number, since it uses as much as digits as its factorization.

20003224211403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667741403804.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20003224211403 its reverse (30411242230002), we get a palindrome (50414466441405).

The spelling of 20003224211403 in words is "twenty trillion, three billion, two hundred twenty-four million, two hundred eleven thousand, four hundred three".