20003124443203 has 24 divisors (see below), whose sum is σ = 22951173813120. Its totient is φ = 17400325430400.

The previous prime is 20003124443191. The next prime is 20003124443209. The reversal of 20003124443203 is 30234442130002.

It is not a de Polignac number, because 20003124443203 - 2¹⁷ = 20003124312131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20003124443209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29625400 + ... + 30293077.

It is an arithmetic number, because the mean of its divisors is an integer number (956298908880).

Almost surely, 2^{20003124443203} is an apocalyptic number.

20003124443203 is a deficient number, since it is larger than the sum of its proper divisors (2948049369917).

20003124443203 is a wasteful number, since it uses less digits than its factorization.

20003124443203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59918619 (or 59918608 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20003124443203 its reverse (30234442130002), we get a palindrome (50237566573205).

The spelling of 20003124443203 in words is "twenty trillion, three billion, one hundred twenty-four million, four hundred forty-three thousand, two hundred three".