11112002321 has 16 divisors (see below), whose sum is σ = 12759352320. Its totient is φ = 9479728080.

The previous prime is 11112002299. The next prime is 11112002333. The reversal of 11112002321 is 12320021111.

It is a cyclic number.

It is not a de Polignac number, because 11112002321 - 2¹⁰ = 11112001297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11112002296 and 11112002305.

It is not an unprimeable number, because it can be changed into a prime (11112002381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1605350 + ... + 1612256.

It is an arithmetic number, because the mean of its divisors is an integer number (797459520).

Almost surely, 2^11112002321 is an apocalyptic number.

It is an amenable number.

11112002321 is a deficient number, since it is larger than the sum of its proper divisors (1647349999).

11112002321 is an equidigital number, since it uses as much as digits as its factorization.

11112002321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11112002321 its reverse (12320021111), we get a palindrome (23432023432).

The spelling of 11112002321 in words is "eleven billion, one hundred twelve million, two thousand, three hundred twenty-one".