31214204403234 has 16 divisors (see below), whose sum is σ = 62877534051360. Its totient is φ = 10329880593600.

The previous prime is 31214204403233. The next prime is 31214204403241. The reversal of 31214204403234 is 43230440241213.

It is a junction number, because it is equal to n+sod(n) for n = 31214204403195 and 31214204403204.

It is not an unprimeable number, because it can be changed into a prime (31214204403233) 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 7 ways as a sum of consecutive naturals, for example, 18713550967 + ... + 18713552634.

It is an arithmetic number, because the mean of its divisors is an integer number (3929845878210).

Almost surely, 2^{31214204403234} is an apocalyptic number.

31214204403234 is an abundant number, since it is smaller than the sum of its proper divisors (31663329648126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31214204403234 is a wasteful number, since it uses less digits than its factorization.

31214204403234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37427103745.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 31214204403234 its reverse (43230440241213), we get a palindrome (74444644644447).

The spelling of 31214204403234 in words is "thirty-one trillion, two hundred fourteen billion, two hundred four million, four hundred three thousand, two hundred thirty-four".