10140041231 has 4 divisors (see below), whose sum is σ = 10161942432. Its totient is φ = 10118140032.

The previous prime is 10140041227. The next prime is 10140041291. The reversal of 10140041231 is 13214004101.

It is a happy number.

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 10140041231 - 2² = 10140041227 is a prime.

It is a super-2 number, since 2×10140041231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140041291) 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, 10949906 + ... + 10950831.

It is an arithmetic number, because the mean of its divisors is an integer number (2540485608).

Almost surely, 2^10140041231 is an apocalyptic number.

10140041231 is a deficient number, since it is larger than the sum of its proper divisors (21901201).

10140041231 is an equidigital number, since it uses as much as digits as its factorization.

10140041231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21901200.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10140041231 its reverse (13214004101), we get a palindrome (23354045332).

The spelling of 10140041231 in words is "ten billion, one hundred forty million, forty-one thousand, two hundred thirty-one".