111121410399 has 8 divisors (see below), whose sum is σ = 148937597952. Its totient is φ = 73693081560.

The previous prime is 111121410391. The next prime is 111121410419. The reversal of 111121410399 is 993014121111.

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

It is not a de Polignac number, because 111121410399 - 2³ = 111121410391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121410391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96964009 + ... + 96965154.

It is an arithmetic number, because the mean of its divisors is an integer number (18617199744).

Almost surely, 2^111121410399 is an apocalyptic number.

111121410399 is a deficient number, since it is larger than the sum of its proper divisors (37816187553).

111121410399 is a wasteful number, since it uses less digits than its factorization.

111121410399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193929357.

The product of its (nonzero) digits is 1944, while the sum is 33.

The spelling of 111121410399 in words is "one hundred eleven billion, one hundred twenty-one million, four hundred ten thousand, three hundred ninety-nine".