12300121111 has 8 divisors (see below), whose sum is σ = 12572105040. Its totient is φ = 12030254208.

The previous prime is 12300121049. The next prime is 12300121117. The reversal of 12300121111 is 11112100321.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12300121111 - 2¹⁷ = 12299990039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12300121091 and 12300121100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300121117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517506 + ... + 540751.

It is an arithmetic number, because the mean of its divisors is an integer number (1571513130).

Almost surely, 2^12300121111 is an apocalyptic number.

12300121111 is a deficient number, since it is larger than the sum of its proper divisors (271983929).

12300121111 is a wasteful number, since it uses less digits than its factorization.

12300121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058513.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12300121111 its reverse (11112100321), we get a palindrome (23412221432).

The spelling of 12300121111 in words is "twelve billion, three hundred million, one hundred twenty-one thousand, one hundred eleven".