31433124231013 has 8 divisors (see below), whose sum is σ = 33290489986400. Its totient is φ = 29596057555248.

The previous prime is 31433124230971. The next prime is 31433124231017. The reversal of 31433124231013 is 31013242133413.

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 31433124231013 - 2¹³ = 31433124222821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31433124231017) 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, 5074766718 + ... + 5074772911.

It is an arithmetic number, because the mean of its divisors is an integer number (4161311248300).

Almost surely, 2^{31433124231013} is an apocalyptic number.

It is an amenable number.

31433124231013 is a deficient number, since it is larger than the sum of its proper divisors (1857365755387).

31433124231013 is a wasteful number, since it uses less digits than its factorization.

31433124231013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10149539811.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 31433124231013 its reverse (31013242133413), we get a palindrome (62446366364426).

The spelling of 31433124231013 in words is "thirty-one trillion, four hundred thirty-three billion, one hundred twenty-four million, two hundred thirty-one thousand, thirteen".