131203551552111 has 12 divisors (see below), whose sum is σ = 189544197590280. Its totient is φ = 87456131386800.

The previous prime is 131203551552077. The next prime is 131203551552163. The reversal of 131203551552111 is 111255155302131.

131203551552111 is a `hidden beast` number, since 1 + 3 + 1 + 20 + 3 + 5 + 515 + 5 + 2 + 111 = 666.

It is not a de Polignac number, because 131203551552111 - 2⁷ = 131203551551983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131203551552011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1075184040 + ... + 1075306061.

It is an arithmetic number, because the mean of its divisors is an integer number (15795349799190).

Almost surely, 2^{131203551552111} is an apocalyptic number.

131203551552111 is a deficient number, since it is larger than the sum of its proper divisors (58340646038169).

131203551552111 is a wasteful number, since it uses less digits than its factorization.

131203551552111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150496886 (or 2150496883 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 131203551552111 in words is "one hundred thirty-one trillion, two hundred three billion, five hundred fifty-one million, five hundred fifty-two thousand, one hundred eleven".