131253315522242 has 8 divisors (see below), whose sum is σ = 196888853417232. Its totient is φ = 65623697716500.

The previous prime is 131253315522223. The next prime is 131253315522271. The reversal of 131253315522242 is 242225513352131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 131253315522242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479966884 + ... + 1480055567.

It is an arithmetic number, because the mean of its divisors is an integer number (24611106677154).

Almost surely, 2^{131253315522242} is an apocalyptic number.

131253315522242 is a deficient number, since it is larger than the sum of its proper divisors (65635537894990).

131253315522242 is a wasteful number, since it uses less digits than its factorization.

131253315522242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960044624.

The product of its digits is 432000, while the sum is 41.

Adding to 131253315522242 its reverse (242225513352131), we get a palindrome (373478828874373).

The spelling of 131253315522242 in words is "one hundred thirty-one trillion, two hundred fifty-three billion, three hundred fifteen million, five hundred twenty-two thousand, two hundred forty-two".