120036323506 has 16 divisors (see below), whose sum is σ = 199354764960. Its totient is φ = 53747606880.

The previous prime is 120036323479. The next prime is 120036323543. The reversal of 120036323506 is 605323630021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40716411 + ... + 40719358.

It is an arithmetic number, because the mean of its divisors is an integer number (12459672810).

Almost surely, 2^120036323506 is an apocalyptic number.

120036323506 is a deficient number, since it is larger than the sum of its proper divisors (79318441454).

120036323506 is a wasteful number, since it uses less digits than its factorization.

120036323506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81435849.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 120036323506 its reverse (605323630021), we get a palindrome (725359953527).

The spelling of 120036323506 in words is "one hundred twenty billion, thirty-six million, three hundred twenty-three thousand, five hundred six".