31434312140331 has 8 divisors (see below), whose sum is σ = 41977195812864. Its totient is φ = 20923818280680.

The previous prime is 31434312140317. The next prime is 31434312140353. The reversal of 31434312140331 is 13304121343413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 31434312140331 - 2⁹ = 31434312139819 is a prime.

It is a super-2 number, since 2×31434312140331² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31434312140292 and 31434312140301.

It is not an unprimeable number, because it can be changed into a prime (31434312140531) 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, 8097450955 + ... + 8097454836.

It is an arithmetic number, because the mean of its divisors is an integer number (5247149476608).

Almost surely, 2^{31434312140331} is an apocalyptic number.

31434312140331 is a deficient number, since it is larger than the sum of its proper divisors (10542883672533).

31434312140331 is a wasteful number, since it uses less digits than its factorization.

31434312140331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16194906441.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 31434312140331 its reverse (13304121343413), we get a palindrome (44738433483744).

The spelling of 31434312140331 in words is "thirty-one trillion, four hundred thirty-four billion, three hundred twelve million, one hundred forty thousand, three hundred thirty-one".