131321103202 has 8 divisors (see below), whose sum is σ = 197382840912. Its totient is φ = 65526822900.

The previous prime is 131321103143. The next prime is 131321103203. The reversal of 131321103202 is 202301123131.

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 131321103202.

It is not an unprimeable number, because it can be changed into a prime (131321103203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66863124 + ... + 66865087.

It is an arithmetic number, because the mean of its divisors is an integer number (24672855114).

Almost surely, 2^131321103202 is an apocalyptic number.

131321103202 is a deficient number, since it is larger than the sum of its proper divisors (66061737710).

131321103202 is a wasteful number, since it uses less digits than its factorization.

131321103202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133728704.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 131321103202 its reverse (202301123131), we get a palindrome (333622226333).

The spelling of 131321103202 in words is "one hundred thirty-one billion, three hundred twenty-one million, one hundred three thousand, two hundred two".