201233202023 has 4 divisors (see below), whose sum is σ = 229980802320. Its totient is φ = 172485601728.

The previous prime is 201233201977. The next prime is 201233202029. The reversal of 201233202023 is 320202332102.

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 201233202023 - 2¹⁰ = 201233200999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201233201986 and 201233202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201233202029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14373800138 + ... + 14373800151.

It is an arithmetic number, because the mean of its divisors is an integer number (57495200580).

Almost surely, 2^201233202023 is an apocalyptic number.

201233202023 is a deficient number, since it is larger than the sum of its proper divisors (28747600297).

201233202023 is an equidigital number, since it uses as much as digits as its factorization.

201233202023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28747600296.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 201233202023 its reverse (320202332102), we get a palindrome (521435534125).

The spelling of 201233202023 in words is "two hundred one billion, two hundred thirty-three million, two hundred two thousand, twenty-three".