2111033211023 has 24 divisors (see below), whose sum is σ = 2381753094000. Its totient is φ = 1868558947200.

The previous prime is 2111033210989. The next prime is 2111033211029. The reversal of 2111033211023 is 3201123301112.

It is a happy number.

It is not a de Polignac number, because 2111033211023 - 2¹² = 2111033206927 is a prime.

It is a super-2 number, since 2×2111033211023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2111033210986 and 2111033211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111033211029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2049161 + ... + 2901917.

It is an arithmetic number, because the mean of its divisors is an integer number (99239712250).

Almost surely, 2^{2111033211023} is an apocalyptic number.

2111033211023 is a deficient number, since it is larger than the sum of its proper divisors (270719882977).

2111033211023 is a wasteful number, since it uses less digits than its factorization.

2111033211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853319 (or 853308 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2111033211023 its reverse (3201123301112), we get a palindrome (5312156512135).

The spelling of 2111033211023 in words is "two trillion, one hundred eleven billion, thirty-three million, two hundred eleven thousand, twenty-three".