1113021112231 has 8 divisors (see below), whose sum is σ = 1275045566624. Its totient is φ = 951752017440.

The previous prime is 1113021112213. The next prime is 1113021112283. The reversal of 1113021112231 is 1322111203111.

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

It is not a de Polignac number, because 1113021112231 - 2⁵ = 1113021112199 is a prime.

It is a super-2 number, since 2×1113021112231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113021112199 and 1113021112208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113021112211) 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, 188836740 + ... + 188842633.

It is an arithmetic number, because the mean of its divisors is an integer number (159380695828).

Almost surely, 2^{1113021112231} is an apocalyptic number.

1113021112231 is a deficient number, since it is larger than the sum of its proper divisors (162024454393).

1113021112231 is an equidigital number, since it uses as much as digits as its factorization.

1113021112231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377679801.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1113021112231 its reverse (1322111203111), we get a palindrome (2435132315342).

The spelling of 1113021112231 in words is "one trillion, one hundred thirteen billion, twenty-one million, one hundred twelve thousand, two hundred thirty-one".