131355523203111 has 64 divisors (see below), whose sum is σ = 196497445478400. Its totient is φ = 86719738341600.

The previous prime is 131355523203053. The next prime is 131355523203173. The reversal of 131355523203111 is 111302325553131.

131355523203111 is a `hidden beast` number, since 1 + 3 + 1 + 35 + 552 + 32 + 0 + 31 + 11 = 666.

It is not a de Polignac number, because 131355523203111 - 2¹⁵ = 131355523170343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131355523203011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10120613220 + ... + 10120626198.

It is an arithmetic number, because the mean of its divisors is an integer number (3070272585600).

Almost surely, 2^{131355523203111} is an apocalyptic number.

131355523203111 is a deficient number, since it is larger than the sum of its proper divisors (65141922275289).

131355523203111 is a wasteful number, since it uses less digits than its factorization.

131355523203111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18897 (or 18891 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

Adding to 131355523203111 its reverse (111302325553131), we get a palindrome (242657848756242).

The spelling of 131355523203111 in words is "one hundred thirty-one trillion, three hundred fifty-five billion, five hundred twenty-three million, two hundred three thousand, one hundred eleven".