201133023 has 32 divisors (see below), whose sum is σ = 330849792. Its totient is φ = 105840000.

The previous prime is 201133021. The next prime is 201133027. The reversal of 201133023 is 320331102.

It is not a de Polignac number, because 201133023 - 2¹ = 201133021 is a prime.

It is a super-2 number, since 2×201133023² = 80908985882237058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201132993 and 201133011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201133021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190848 + ... + 191898.

It is an arithmetic number, because the mean of its divisors is an integer number (10339056).

Almost surely, 2^201133023 is an apocalyptic number.

201133023 is a deficient number, since it is larger than the sum of its proper divisors (129716769).

201133023 is a wasteful number, since it uses less digits than its factorization.

201133023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 201133023 is about 14182.1374623151. The cubic root of 201133023 is about 585.9057952523.

Adding to 201133023 its reverse (320331102), we get a palindrome (521464125).

The spelling of 201133023 in words is "two hundred one million, one hundred thirty-three thousand, twenty-three".