111141225215401 has 16 divisors (see below), whose sum is σ = 113976303465600. Its totient is φ = 108341488886400.

The previous prime is 111141225215299. The next prime is 111141225215407. The reversal of 111141225215401 is 104512522141111.

It is a cyclic number.

It is not a de Polignac number, because 111141225215401 - 2¹³ = 111141225207209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111141225215407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231724606 + ... + 232203736.

It is an arithmetic number, because the mean of its divisors is an integer number (7123518966600).

Almost surely, 2^{111141225215401} is an apocalyptic number.

It is an amenable number.

111141225215401 is a deficient number, since it is larger than the sum of its proper divisors (2835078250199).

111141225215401 is an equidigital number, since it uses as much as digits as its factorization.

111141225215401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516000.

The product of its (nonzero) digits is 3200, while the sum is 31.

Adding to 111141225215401 its reverse (104512522141111), we get a palindrome (215653747356512).

The spelling of 111141225215401 in words is "one hundred eleven trillion, one hundred forty-one billion, two hundred twenty-five million, two hundred fifteen thousand, four hundred one".