131203242113102 has 16 divisors (see below), whose sum is σ = 203592918378960. Its totient is φ = 63338973333888.

The previous prime is 131203242113101. The next prime is 131203242113123. The reversal of 131203242113102 is 201311242302131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131203242113101) 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, 2203448 + ... + 16348139.

It is an arithmetic number, because the mean of its divisors is an integer number (12724557398685).

Almost surely, 2^{131203242113102} is an apocalyptic number.

131203242113102 is a deficient number, since it is larger than the sum of its proper divisors (72389676265858).

131203242113102 is a wasteful number, since it uses less digits than its factorization.

131203242113102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18673555.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 131203242113102 its reverse (201311242302131), we get a palindrome (332514484415233).

The spelling of 131203242113102 in words is "one hundred thirty-one trillion, two hundred three billion, two hundred forty-two million, one hundred thirteen thousand, one hundred two".