112102001321 has 4 divisors (see below), whose sum is σ = 115718194944. Its totient is φ = 108485807700.

The previous prime is 112102001309. The next prime is 112102001369. The reversal of 112102001321 is 123100201211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112102001321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112102001296 and 112102001305.

It is not an unprimeable number, because it can be changed into a prime (112102001621) 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, 1808096765 + ... + 1808096826.

It is an arithmetic number, because the mean of its divisors is an integer number (28929548736).

Almost surely, 2^112102001321 is an apocalyptic number.

It is an amenable number.

112102001321 is a deficient number, since it is larger than the sum of its proper divisors (3616193623).

112102001321 is an equidigital number, since it uses as much as digits as its factorization.

112102001321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3616193622.

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

Adding to 112102001321 its reverse (123100201211), we get a palindrome (235202202532).

The spelling of 112102001321 in words is "one hundred twelve billion, one hundred two million, one thousand, three hundred twenty-one".