201240140233023 has 16 divisors (see below), whose sum is σ = 301207082750560. Its totient is φ = 132776999739648.

The previous prime is 201240140232983. The next prime is 201240140233117. The reversal of 201240140233023 is 320332041042102.

201240140233023 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 401 + 4 + 0 + 233 + 0 + 23 = 666.

It is not a de Polignac number, because 201240140233023 - 2¹⁸ = 201240139970879 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201240140233823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38419268140 + ... + 38419273377.

It is an arithmetic number, because the mean of its divisors is an integer number (18825442671910).

Almost surely, 2^{201240140233023} is an apocalyptic number.

201240140233023 is a deficient number, since it is larger than the sum of its proper divisors (99966942517537).

201240140233023 is an equidigital number, since it uses as much as digits as its factorization.

201240140233023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76838541623 (or 76838541617 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 201240140233023 its reverse (320332041042102), we get a palindrome (521572181275125).

The spelling of 201240140233023 in words is "two hundred one trillion, two hundred forty billion, one hundred forty million, two hundred thirty-three thousand, twenty-three".