131313333220434 has 32 divisors (see below), whose sum is σ = 291832347233280. Its totient is φ = 43767370062000.

The previous prime is 131313333220411. The next prime is 131313333220471. The reversal of 131313333220434 is 434022333313131.

131313333220434 is a `hidden beast` number, since 1 + 3 + 1 + 313 + 3 + 332 + 2 + 0 + 4 + 3 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103279282 + ... + 104542989.

It is an arithmetic number, because the mean of its divisors is an integer number (9119760851040).

Almost surely, 2^{131313333220434} is an apocalyptic number.

131313333220434 is an abundant number, since it is smaller than the sum of its proper divisors (160519014012846).

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

131313333220434 is a wasteful number, since it uses less digits than its factorization.

131313333220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207833983 (or 207833977 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

Adding to 131313333220434 its reverse (434022333313131), we get a palindrome (565335666533565).

The spelling of 131313333220434 in words is "one hundred thirty-one trillion, three hundred thirteen billion, three hundred thirty-three million, two hundred twenty thousand, four hundred thirty-four".