111121014401 has 16 divisors (see below), whose sum is σ = 114410250240. Its totient is φ = 107884679760.

The previous prime is 111121014397. The next prime is 111121014413. The reversal of 111121014401 is 104410121111.

It is a cyclic number.

It is not a de Polignac number, because 111121014401 - 2² = 111121014397 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 111121014401.

It is not an unprimeable number, because it can be changed into a prime (111121044401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3003920 + ... + 3040686.

It is an arithmetic number, because the mean of its divisors is an integer number (7150640640).

Almost surely, 2^111121014401 is an apocalyptic number.

It is an amenable number.

111121014401 is a deficient number, since it is larger than the sum of its proper divisors (3289235839).

111121014401 is an equidigital number, since it uses as much as digits as its factorization.

111121014401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37484.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111121014401 its reverse (104410121111), we get a palindrome (215531135512).

The spelling of 111121014401 in words is "one hundred eleven billion, one hundred twenty-one million, fourteen thousand, four hundred one".