121250439086 has 8 divisors (see below), whose sum is σ = 207857895600. Its totient is φ = 51964473888.

The previous prime is 121250439077. The next prime is 121250439127. The reversal of 121250439086 is 680934052121.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4330372811 + ... + 4330372838.

It is an arithmetic number, because the mean of its divisors is an integer number (25982236950).

Almost surely, 2^121250439086 is an apocalyptic number.

121250439086 is a deficient number, since it is larger than the sum of its proper divisors (86607456514).

121250439086 is an equidigital number, since it uses as much as digits as its factorization.

121250439086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8660745658.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 121250439086 in words is "one hundred twenty-one billion, two hundred fifty million, four hundred thirty-nine thousand, eighty-six".