20231120313103 has 16 divisors (see below), whose sum is σ = 23151298697280. Its totient is φ = 17318457167616.

The previous prime is 20231120313091. The next prime is 20231120313149. The reversal of 20231120313103 is 30131302113202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20231120313103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231120313403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22455051 + ... + 23338627.

It is an arithmetic number, because the mean of its divisors is an integer number (1446956168580).

Almost surely, 2^{20231120313103} is an apocalyptic number.

20231120313103 is a deficient number, since it is larger than the sum of its proper divisors (2920178384177).

20231120313103 is a wasteful number, since it uses less digits than its factorization.

20231120313103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887826.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 20231120313103 its reverse (30131302113202), we get a palindrome (50362422426305).

The spelling of 20231120313103 in words is "twenty trillion, two hundred thirty-one billion, one hundred twenty million, three hundred thirteen thousand, one hundred three".