1111101424231 has 2 divisors, whose sum is σ = 1111101424232. Its totient is φ = 1111101424230.

The previous prime is 1111101424229. The next prime is 1111101424241. The reversal of 1111101424231 is 1324241011111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111101424231 - 2¹ = 1111101424229 is a prime.

It is a super-2 number, since 2×1111101424231² (a number of 25 digits) contains 22 as substring.

Together with 1111101424229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111101424241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555550712115 + 555550712116.

It is an arithmetic number, because the mean of its divisors is an integer number (555550712116).

Almost surely, 2^{1111101424231} is an apocalyptic number.

1111101424231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111101424231 is an equidigital number, since it uses as much as digits as its factorization.

1111101424231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 1111101424231 its reverse (1324241011111), we get a palindrome (2435342435342).

The spelling of 1111101424231 in words is "one trillion, one hundred eleven billion, one hundred one million, four hundred twenty-four thousand, two hundred thirty-one".