86999112221012 has 24 divisors (see below), whose sum is σ = 152328357794592. Its totient is φ = 43476726636000.

The previous prime is 86999112220967. The next prime is 86999112221017. The reversal of 86999112221012 is 21012221199968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86999112221017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152591423 + ... + 153160505.

It is an arithmetic number, because the mean of its divisors is an integer number (6347014908108).

Almost surely, 2^{86999112221012} is an apocalyptic number.

It is an amenable number.

86999112221012 is a deficient number, since it is larger than the sum of its proper divisors (65329245573580).

86999112221012 is a wasteful number, since it uses less digits than its factorization.

86999112221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589079 (or 589077 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 53.

The spelling of 86999112221012 in words is "eighty-six trillion, nine hundred ninety-nine billion, one hundred twelve million, two hundred twenty-one thousand, twelve".