31432204140331 has 8 divisors (see below), whose sum is σ = 31730916526560. Its totient is φ = 31133852303232.

The previous prime is 31432204140251. The next prime is 31432204140397. The reversal of 31432204140331 is 13304140223413.

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 31432204140331 - 2¹³ = 31432204132139 is a prime.

It is a super-2 number, since 2×31432204140331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31432204140293 and 31432204140302.

It is not an unprimeable number, because it can be changed into a prime (31432204140731) 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, 89962096 + ... + 90310813.

It is an arithmetic number, because the mean of its divisors is an integer number (3966364565820).

Almost surely, 2^{31432204140331} is an apocalyptic number.

31432204140331 is a deficient number, since it is larger than the sum of its proper divisors (298712386229).

31432204140331 is a wasteful number, since it uses less digits than its factorization.

31432204140331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180274565.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 31432204140331 its reverse (13304140223413), we get a palindrome (44736344363744).

The spelling of 31432204140331 in words is "thirty-one trillion, four hundred thirty-two billion, two hundred four million, one hundred forty thousand, three hundred thirty-one".