20442103003 has 8 divisors (see below), whose sum is σ = 23383825920. Its totient is φ = 17505735720.

The previous prime is 20442102991. The next prime is 20442103037. The reversal of 20442103003 is 30030124402.

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

It is a cyclic number.

It is not a de Polignac number, because 20442103003 - 2²⁵ = 20408548571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20442103043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1330723 + ... + 1345996.

It is an arithmetic number, because the mean of its divisors is an integer number (2922978240).

Almost surely, 2^20442103003 is an apocalyptic number.

20442103003 is a deficient number, since it is larger than the sum of its proper divisors (2941722917).

20442103003 is a wasteful number, since it uses less digits than its factorization.

20442103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2677817.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20442103003 its reverse (30030124402), we get a palindrome (50472227405).

The spelling of 20442103003 in words is "twenty billion, four hundred forty-two million, one hundred three thousand, three".