120001111102321 has 4 divisors (see below), whose sum is σ = 120001214902500. Its totient is φ = 120001007302144.

The previous prime is 120001111102319. The next prime is 120001111102337. The reversal of 120001111102321 is 123201111100021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54537412653025 + 65463698449296 = 7384945^2 + 8090964^2 .

It is a cyclic number.

It is not a de Polignac number, because 120001111102321 - 2¹ = 120001111102319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001111102295 and 120001111102304.

It is not an unprimeable number, because it can be changed into a prime (120001111202321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50146216 + ... + 52484713.

It is an arithmetic number, because the mean of its divisors is an integer number (30000303725625).

Almost surely, 2^{120001111102321} is an apocalyptic number.

It is an amenable number.

120001111102321 is a deficient number, since it is larger than the sum of its proper divisors (103800179).

120001111102321 is a wasteful number, since it uses less digits than its factorization.

120001111102321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103800178.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 120001111102321 its reverse (123201111100021), we get a palindrome (243202222202342).

The spelling of 120001111102321 in words is "one hundred twenty trillion, one billion, one hundred eleven million, one hundred two thousand, three hundred twenty-one".