131104221214545 has 64 divisors (see below), whose sum is σ = 233207669664000. Its totient is φ = 69882212947968.

The previous prime is 131104221214511. The next prime is 131104221214601. The reversal of 131104221214545 is 545412122401131.

131104221214545 is a `hidden beast` number, since 1 + 3 + 1 + 10 + 422 + 1 + 214 + 5 + 4 + 5 = 666.

It is not a de Polignac number, because 131104221214545 - 2⁶ = 131104221214481 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1868158497 + ... + 1868228673.

It is an arithmetic number, because the mean of its divisors is an integer number (3643869838500).

Almost surely, 2^{131104221214545} is an apocalyptic number.

131104221214545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131104221214545 is a deficient number, since it is larger than the sum of its proper divisors (102103448449455).

131104221214545 is a wasteful number, since it uses less digits than its factorization.

131104221214545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77919 (or 77913 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

Adding to 131104221214545 its reverse (545412122401131), we get a palindrome (676516343615676).

The spelling of 131104221214545 in words is "one hundred thirty-one trillion, one hundred four billion, two hundred twenty-one million, two hundred fourteen thousand, five hundred forty-five".