140120431013031 has 24 divisors (see below), whose sum is σ = 221430207512304. Its totient is φ = 78558085307520.

The previous prime is 140120431013027. The next prime is 140120431013033. The reversal of 140120431013031 is 130310134021041.

It is a happy number.

It is not a de Polignac number, because 140120431013031 - 2² = 140120431013027 is a prime.

It is a super-2 number, since 2×140120431013031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140120431012992 and 140120431013010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140120431013033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8992447030 + ... + 8992462611.

It is an arithmetic number, because the mean of its divisors is an integer number (9226258646346).

Almost surely, 2^{140120431013031} is an apocalyptic number.

140120431013031 is a deficient number, since it is larger than the sum of its proper divisors (81309776499273).

140120431013031 is a wasteful number, since it uses less digits than its factorization.

140120431013031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17984909711 (or 17984909704 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 140120431013031 its reverse (130310134021041), we get a palindrome (270430565034072).

The spelling of 140120431013031 in words is "one hundred forty trillion, one hundred twenty billion, four hundred thirty-one million, thirteen thousand, thirty-one".