111021112325 has 6 divisors (see below), whose sum is σ = 137666179314. Its totient is φ = 88816889840.

The previous prime is 111021112297. The next prime is 111021112327. The reversal of 111021112325 is 523211120111.

It can be written as a sum of positive squares in 3 ways, for example, as 4181691556 + 106839420769 = 64666^2 + 326863^2 .

It is not a de Polignac number, because 111021112325 - 2⁶ = 111021112261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111021112297 and 111021112306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111021112327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2220422222 + ... + 2220422271.

It is an arithmetic number, because the mean of its divisors is an integer number (22944363219).

Almost surely, 2^111021112325 is an apocalyptic number.

It is an amenable number.

111021112325 is a deficient number, since it is larger than the sum of its proper divisors (26645066989).

111021112325 is an equidigital number, since it uses as much as digits as its factorization.

111021112325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440844503 (or 4440844498 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 111021112325 its reverse (523211120111), we get a palindrome (634232232436).

The spelling of 111021112325 in words is "one hundred eleven billion, twenty-one million, one hundred twelve thousand, three hundred twenty-five".