100227765531265 has 16 divisors (see below), whose sum is σ = 124169857076736. Its totient is φ = 77585218214400.

The previous prime is 100227765531259. The next prime is 100227765531317. The reversal of 100227765531265 is 562135567722001.

It is not a de Polignac number, because 100227765531265 - 2⁷ = 100227765531137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42477712 + ... + 44775121.

It is an arithmetic number, because the mean of its divisors is an integer number (7760616067296).

Almost surely, 2^{100227765531265} is an apocalyptic number.

It is an amenable number.

100227765531265 is a deficient number, since it is larger than the sum of its proper divisors (23942091545471).

100227765531265 is an equidigital number, since it uses as much as digits as its factorization.

100227765531265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87260280.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 100227765531265 in words is "one hundred trillion, two hundred twenty-seven billion, seven hundred sixty-five million, five hundred thirty-one thousand, two hundred sixty-five".