140315103231 has 16 divisors (see below), whose sum is σ = 192040305408. Its totient is φ = 91075947200.

The previous prime is 140315103223. The next prime is 140315103241. The reversal of 140315103231 is 132301513041.

It is a cyclic number.

It is not a de Polignac number, because 140315103231 - 2³ = 140315103223 is a prime.

It is a super-2 number, since 2×140315103231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140315103211) 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, 1101291 + ... + 1222076.

It is an arithmetic number, because the mean of its divisors is an integer number (12002519088).

Almost surely, 2^140315103231 is an apocalyptic number.

140315103231 is a deficient number, since it is larger than the sum of its proper divisors (51725202177).

140315103231 is a wasteful number, since it uses less digits than its factorization.

140315103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323902.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 140315103231 its reverse (132301513041), we get a palindrome (272616616272).

The spelling of 140315103231 in words is "one hundred forty billion, three hundred fifteen million, one hundred three thousand, two hundred thirty-one".