2111031023 has 8 divisors (see below), whose sum is σ = 2117752560. Its totient is φ = 2104319680.

The previous prime is 2111031007. The next prime is 2111031029. The reversal of 2111031023 is 3201301112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111031023 - 2⁴ = 2111031007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111030989 and 2111031007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111031029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656243 + ... + 659451.

It is an arithmetic number, because the mean of its divisors is an integer number (264719070).

Almost surely, 2^2111031023 is an apocalyptic number.

2111031023 is a deficient number, since it is larger than the sum of its proper divisors (6721537).

2111031023 is a wasteful number, since it uses less digits than its factorization.

2111031023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2111031023 is about 45945.9576350303. The cubic root of 2111031023 is about 1282.8174881580.

Adding to 2111031023 its reverse (3201301112), we get a palindrome (5312332135).

The spelling of 2111031023 in words is "two billion, one hundred eleven million, thirty-one thousand, twenty-three".