111141225215345 has 16 divisors (see below), whose sum is σ = 144162595841040. Its totient is φ = 81768414123264.

The previous prime is 111141225215299. The next prime is 111141225215407. The reversal of 111141225215345 is 543512522141111.

It can be written as a sum of positive squares in 8 ways, for example, as 49762132675984 + 61379092539361 = 7054228^2 + 7834481^2 .

It is a cyclic number.

It is not a de Polignac number, because 111141225215345 - 2¹² = 111141225211249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111141225215299 and 111141225215308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3178170254 + ... + 3178205223.

It is an arithmetic number, because the mean of its divisors is an integer number (9010162240065).

Almost surely, 2^{111141225215345} is an apocalyptic number.

It is an amenable number.

111141225215345 is a deficient number, since it is larger than the sum of its proper divisors (33021370625695).

111141225215345 is a wasteful number, since it uses less digits than its factorization.

111141225215345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356375764.

The product of its digits is 48000, while the sum is 38.

Adding to 111141225215345 its reverse (543512522141111), we get a palindrome (654653747356456).

The spelling of 111141225215345 in words is "one hundred eleven trillion, one hundred forty-one billion, two hundred twenty-five million, two hundred fifteen thousand, three hundred forty-five".