111430421041 has 4 divisors (see below), whose sum is σ = 115024950784. Its totient is φ = 107835891300.

The previous prime is 111430421009. The next prime is 111430421083. The reversal of 111430421041 is 140124034111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111430421041 - 2⁵ = 111430421009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111430431041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797264825 + ... + 1797264886.

It is an arithmetic number, because the mean of its divisors is an integer number (28756237696).

Almost surely, 2^111430421041 is an apocalyptic number.

It is an amenable number.

111430421041 is a deficient number, since it is larger than the sum of its proper divisors (3594529743).

111430421041 is an equidigital number, since it uses as much as digits as its factorization.

111430421041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3594529742.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111430421041 its reverse (140124034111), we get a palindrome (251554455152).

The spelling of 111430421041 in words is "one hundred eleven billion, four hundred thirty million, four hundred twenty-one thousand, forty-one".