201232023 has 4 divisors (see below), whose sum is σ = 268309368. Its totient is φ = 134154680.

The previous prime is 201232013. The next prime is 201232063. The reversal of 201232023 is 320232102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201232023 - 2⁴ = 201232007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201231993 and 201232011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201232013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33538668 + ... + 33538673.

It is an arithmetic number, because the mean of its divisors is an integer number (67077342).

Almost surely, 2^201232023 is an apocalyptic number.

201232023 is a deficient number, since it is larger than the sum of its proper divisors (67077345).

201232023 is an equidigital number, since it uses as much as digits as its factorization.

201232023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67077344.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 201232023 is about 14185.6273389653. The cubic root of 201232023 is about 586.0019093540.

Adding to 201232023 its reverse (320232102), we get a palindrome (521464125).

The spelling of 201232023 in words is "two hundred one million, two hundred thirty-two thousand, twenty-three".