101321223109985 has 32 divisors (see below), whose sum is σ = 128901771174912. Its totient is φ = 76320936426240.

The previous prime is 101321223109979. The next prime is 101321223109987. The reversal of 101321223109985 is 589901322123101.

It is not a de Polignac number, because 101321223109985 - 2⁴ = 101321223109969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101321223109987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512134094 + ... + 512331896.

It is an arithmetic number, because the mean of its divisors is an integer number (4028180349216).

Almost surely, 2^{101321223109985} is an apocalyptic number.

It is an amenable number.

101321223109985 is a deficient number, since it is larger than the sum of its proper divisors (27580548064927).

101321223109985 is a wasteful number, since it uses less digits than its factorization.

101321223109985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287193.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 101321223109985 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred twenty-three million, one hundred nine thousand, nine hundred eighty-five".