20032343103 has 4 divisors (see below), whose sum is σ = 26709790808. Its totient is φ = 13354895400.

The previous prime is 20032343063. The next prime is 20032343119. The reversal of 20032343103 is 30134323002.

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

It is not a de Polignac number, because 20032343103 - 2⁶ = 20032343039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20032343103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20032343173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3338723848 + ... + 3338723853.

It is an arithmetic number, because the mean of its divisors is an integer number (6677447702).

Almost surely, 2^20032343103 is an apocalyptic number.

20032343103 is a deficient number, since it is larger than the sum of its proper divisors (6677447705).

20032343103 is an equidigital number, since it uses as much as digits as its factorization.

20032343103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6677447704.

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

Adding to 20032343103 its reverse (30134323002), we get a palindrome (50166666105).

The spelling of 20032343103 in words is "twenty billion, thirty-two million, three hundred forty-three thousand, one hundred three".