2103023311 has 4 divisors (see below), whose sum is σ = 2103117192. Its totient is φ = 2102929432.

The previous prime is 2103023297. The next prime is 2103023327. The reversal of 2103023311 is 1133203012.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2103023311 - 2⁷ = 2103023183 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 (2103023011) 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, 8445 + ... + 65401.

It is an arithmetic number, because the mean of its divisors is an integer number (525779298).

Almost surely, 2^2103023311 is an apocalyptic number.

2103023311 is a deficient number, since it is larger than the sum of its proper divisors (93881).

2103023311 is an equidigital number, since it uses as much as digits as its factorization.

2103023311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93880.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2103023311 is about 45858.7321128703. The cubic root of 2103023311 is about 1281.1934082607.

Adding to 2103023311 its reverse (1133203012), we get a palindrome (3236226323).

The spelling of 2103023311 in words is "two billion, one hundred three million, twenty-three thousand, three hundred eleven".