2011333023 has 24 divisors (see below), whose sum is σ = 3401282976. Its totient is φ = 1121299200.

The previous prime is 2011333021. The next prime is 2011333033. The reversal of 2011333023 is 3203331102.

It is not a de Polignac number, because 2011333023 - 2¹ = 2011333021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011332987 and 2011333005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011333021) 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, 386758 + ... + 391923.

It is an arithmetic number, because the mean of its divisors is an integer number (141720124).

Almost surely, 2^2011333023 is an apocalyptic number.

2011333023 is a deficient number, since it is larger than the sum of its proper divisors (1389949953).

2011333023 is a wasteful number, since it uses less digits than its factorization.

2011333023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778735 (or 778732 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2011333023 is about 44847.8876091171. The cubic root of 2011333023 is about 1262.2963546707.

Adding to 2011333023 its reverse (3203331102), we get a palindrome (5214664125).

The spelling of 2011333023 in words is "two billion, eleven million, three hundred thirty-three thousand, twenty-three".