111402021422341 has 48 divisors (see below), whose sum is σ = 124898944587984. Its totient is φ = 98729864183808.

The previous prime is 111402021422333. The next prime is 111402021422411. The reversal of 111402021422341 is 143224120204111.

It can be written as a sum of positive squares in 24 ways, for example, as 82591471360225 + 28810550062116 = 9087985^2 + 5367546^2 .

It is not a de Polignac number, because 111402021422341 - 2³ = 111402021422333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111402621422341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 529278975 + ... + 529489411.

It is an arithmetic number, because the mean of its divisors is an integer number (2602061345583).

Almost surely, 2^{111402021422341} is an apocalyptic number.

It is an amenable number.

111402021422341 is a deficient number, since it is larger than the sum of its proper divisors (13496923165643).

111402021422341 is an equidigital number, since it uses as much as digits as its factorization.

111402021422341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210778 (or 210689 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 111402021422341 its reverse (143224120204111), we get a palindrome (254626141626452).

The spelling of 111402021422341 in words is "one hundred eleven trillion, four hundred two billion, twenty-one million, four hundred twenty-two thousand, three hundred forty-one".