10123320986 has 8 divisors (see below), whose sum is σ = 15708601620. Its totient is φ = 4887120448.

The previous prime is 10123320979. The next prime is 10123320989. The reversal of 10123320986 is 68902332101.

It can be written as a sum of positive squares in 2 ways, for example, as 10013804761 + 109516225 = 100069^2 + 10465^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10123320989) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 87269951 + ... + 87270066.

Almost surely, 2^10123320986 is an apocalyptic number.

10123320986 is a deficient number, since it is larger than the sum of its proper divisors (5585280634).

10123320986 is a wasteful number, since it uses less digits than its factorization.

10123320986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174540048.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 10123320986 in words is "ten billion, one hundred twenty-three million, three hundred twenty thousand, nine hundred eighty-six".