2103531200023 has 4 divisors (see below), whose sum is σ = 2294761309128. Its totient is φ = 1912301090920.

The previous prime is 2103531200011. The next prime is 2103531200027. The reversal of 2103531200023 is 3200021353012.

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

It is a de Polignac number, because none of the positive numbers 2^k-2103531200023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103531199967 and 2103531200003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103531200027) 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, 95615054536 + ... + 95615054557.

It is an arithmetic number, because the mean of its divisors is an integer number (573690327282).

Almost surely, 2^{2103531200023} is an apocalyptic number.

2103531200023 is a deficient number, since it is larger than the sum of its proper divisors (191230109105).

2103531200023 is a wasteful number, since it uses less digits than its factorization.

2103531200023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191230109104.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 2103531200023 its reverse (3200021353012), we get a palindrome (5303552553035).

The spelling of 2103531200023 in words is "two trillion, one hundred three billion, five hundred thirty-one million, two hundred thousand, twenty-three".