31344130324131 has 8 divisors (see below), whose sum is σ = 41792299992144. Its totient is φ = 20896023769440.

The previous prime is 31344130324123. The next prime is 31344130324141. The reversal of 31344130324131 is 13142303144313.

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

It is not a de Polignac number, because 31344130324131 - 2³ = 31344130324123 is a prime.

It is a super-2 number, since 2×31344130324131² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31344130324092 and 31344130324101.

It is not an unprimeable number, because it can be changed into a prime (31344130324141) 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, 14607100 + ... + 16614921.

It is an arithmetic number, because the mean of its divisors is an integer number (5224037499018).

Almost surely, 2^{31344130324131} is an apocalyptic number.

31344130324131 is a deficient number, since it is larger than the sum of its proper divisors (10448169668013).

31344130324131 is a wasteful number, since it uses less digits than its factorization.

31344130324131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31556661.

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

Adding to 31344130324131 its reverse (13142303144313), we get a palindrome (44486433468444).

The spelling of 31344130324131 in words is "thirty-one trillion, three hundred forty-four billion, one hundred thirty million, three hundred twenty-four thousand, one hundred thirty-one".