201040230023 has 8 divisors (see below), whose sum is σ = 201940203168. Its totient is φ = 200141284384.

The previous prime is 201040230019. The next prime is 201040230031. The reversal of 201040230023 is 320032040102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201040230023 - 2² = 201040230019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201040229983 and 201040230010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201040230073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136661 + ... + 648657.

It is an arithmetic number, because the mean of its divisors is an integer number (25242525396).

Almost surely, 2^201040230023 is an apocalyptic number.

201040230023 is a deficient number, since it is larger than the sum of its proper divisors (899973145).

201040230023 is a wasteful number, since it uses less digits than its factorization.

201040230023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513753.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 201040230023 its reverse (320032040102), we get a palindrome (521072270125).

The spelling of 201040230023 in words is "two hundred one billion, forty million, two hundred thirty thousand, twenty-three".