111232101001231 has 8 divisors (see below), whose sum is σ = 127345032324224. Its totient is φ = 95174827473240.

The previous prime is 111232101001201. The next prime is 111232101001247. The reversal of 111232101001231 is 132100101232111.

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 111232101001231 - 2²⁹ = 111231564130319 is a prime.

It is a super-2 number, since 2×111232101001231² (a number of 29 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 = 111232101001199 and 111232101001208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232101001201) 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, 13914444465 + ... + 13914452458.

It is an arithmetic number, because the mean of its divisors is an integer number (15918129040528).

Almost surely, 2^{111232101001231} is an apocalyptic number.

111232101001231 is a deficient number, since it is larger than the sum of its proper divisors (16112931322993).

111232101001231 is an equidigital number, since it uses as much as digits as its factorization.

111232101001231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27828897501.

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

Adding to 111232101001231 its reverse (132100101232111), we get a palindrome (243332202233342).

The spelling of 111232101001231 in words is "one hundred eleven trillion, two hundred thirty-two billion, one hundred one million, one thousand, two hundred thirty-one".