201000131233 has 4 divisors (see below), whose sum is σ = 219272870448. Its totient is φ = 182727392020.

The previous prime is 201000131179. The next prime is 201000131279. The reversal of 201000131233 is 332131000102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201000131233 - 2¹⁷ = 201000000161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201000135233) 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, 9136369591 + ... + 9136369612.

It is an arithmetic number, because the mean of its divisors is an integer number (54818217612).

Almost surely, 2^201000131233 is an apocalyptic number.

It is an amenable number.

201000131233 is a deficient number, since it is larger than the sum of its proper divisors (18272739215).

201000131233 is a wasteful number, since it uses less digits than its factorization.

201000131233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18272739214.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 201000131233 its reverse (332131000102), we get a palindrome (533131131335).

It can be divided in two parts, 201000 and 131233, that added together give a palindrome (332233).

The spelling of 201000131233 in words is "two hundred one billion, one hundred thirty-one thousand, two hundred thirty-three".