2120023103 has 4 divisors (see below), whose sum is σ = 2312752488. Its totient is φ = 1927293720.

The previous prime is 2120023093. The next prime is 2120023111. The reversal of 2120023103 is 3013200212.

It is a happy number.

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

It is not a de Polignac number, because 2120023103 - 2⁸ = 2120022847 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 (2120023123) 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, 96364676 + ... + 96364697.

It is an arithmetic number, because the mean of its divisors is an integer number (578188122).

Almost surely, 2^2120023103 is an apocalyptic number.

2120023103 is a deficient number, since it is larger than the sum of its proper divisors (192729385).

2120023103 is a wasteful number, since it uses less digits than its factorization.

2120023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192729384.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2120023103 is about 46043.7086147500. The cubic root of 2120023103 is about 1284.6363241806.

Adding to 2120023103 its reverse (3013200212), we get a palindrome (5133223315).

The spelling of 2120023103 in words is "two billion, one hundred twenty million, twenty-three thousand, one hundred three".