100242310551545 has 16 divisors (see below), whose sum is σ = 122099120686080. Its totient is φ = 78990396273600.

The previous prime is 100242310551529. The next prime is 100242310551611. The reversal of 100242310551545 is 545155013242001.

It is not a de Polignac number, because 100242310551545 - 2⁴ = 100242310551529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100242310551499 and 100242310551508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131693801 + ... + 132452790.

It is an arithmetic number, because the mean of its divisors is an integer number (7631195042880).

Almost surely, 2^{100242310551545} is an apocalyptic number.

It is an amenable number.

100242310551545 is a deficient number, since it is larger than the sum of its proper divisors (21856810134535).

100242310551545 is a wasteful number, since it uses less digits than its factorization.

100242310551545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264147736.

The product of its (nonzero) digits is 120000, while the sum is 38.

Adding to 100242310551545 its reverse (545155013242001), we get a palindrome (645397323793546).

The spelling of 100242310551545 in words is "one hundred trillion, two hundred forty-two billion, three hundred ten million, five hundred fifty-one thousand, five hundred forty-five".