111035040641 has 4 divisors (see below), whose sum is σ = 126897189312. Its totient is φ = 95172891972.

The previous prime is 111035040637. The next prime is 111035040647. The reversal of 111035040641 is 146040530111.

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 111035040641 - 2² = 111035040637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111035040641.

It is not an unprimeable number, because it can be changed into a prime (111035040647) 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, 7931074325 + ... + 7931074338.

It is an arithmetic number, because the mean of its divisors is an integer number (31724297328).

Almost surely, 2^111035040641 is an apocalyptic number.

It is an amenable number.

111035040641 is a deficient number, since it is larger than the sum of its proper divisors (15862148671).

111035040641 is an equidigital number, since it uses as much as digits as its factorization.

111035040641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15862148670.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 111035040641 its reverse (146040530111), we get a palindrome (257075570752).

The spelling of 111035040641 in words is "one hundred eleven billion, thirty-five million, forty thousand, six hundred forty-one".