10112020011987 has 8 divisors (see below), whose sum is σ = 13581107169936. Its totient is φ = 6692139764352.

The previous prime is 10112020011971. The next prime is 10112020012063. The reversal of 10112020011987 is 78911002021101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10112020011987 - 2⁴ = 10112020011971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10112020011967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12301727098 + ... + 12301727919.

It is an arithmetic number, because the mean of its divisors is an integer number (1697638396242).

Almost surely, 2^{10112020011987} is an apocalyptic number.

10112020011987 is a deficient number, since it is larger than the sum of its proper divisors (3469087157949).

10112020011987 is a wasteful number, since it uses less digits than its factorization.

10112020011987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24603455157.

The product of its (nonzero) digits is 2016, while the sum is 33.

The spelling of 10112020011987 in words is "ten trillion, one hundred twelve billion, twenty million, eleven thousand, nine hundred eighty-seven".