131011221043102 has 8 divisors (see below), whose sum is σ = 196517441673576. Its totient is φ = 65505407151912.

The previous prime is 131011221043093. The next prime is 131011221043121. The reversal of 131011221043102 is 201340122110131.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100878288 + ... + 102168739.

It is an arithmetic number, because the mean of its divisors is an integer number (24564680209197).

Almost surely, 2^{131011221043102} is an apocalyptic number.

131011221043102 is a deficient number, since it is larger than the sum of its proper divisors (65506220630474).

131011221043102 is a wasteful number, since it uses less digits than its factorization.

131011221043102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203369642.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 131011221043102 its reverse (201340122110131), we get a palindrome (332351343153233).

The spelling of 131011221043102 in words is "one hundred thirty-one trillion, eleven billion, two hundred twenty-one million, forty-three thousand, one hundred two".