111332312012101 has 16 divisors (see below), whose sum is σ = 112044344329008. Its totient is φ = 110622440448000.

The previous prime is 111332312012069. The next prime is 111332312012107. The reversal of 111332312012101 is 101210213233111.

It can be written as a sum of positive squares in 8 ways, for example, as 1920691092100 + 109411620920001 = 1385890^2 + 10460001^2 .

It is a cyclic number.

It is not a de Polignac number, because 111332312012101 - 2⁵ = 111332312012069 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 (111332312012107) 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, 327647445 + ... + 327987061.

It is an arithmetic number, because the mean of its divisors is an integer number (7002771520563).

Almost surely, 2^{111332312012101} is an apocalyptic number.

It is an amenable number.

111332312012101 is a deficient number, since it is larger than the sum of its proper divisors (712032316907).

111332312012101 is a wasteful number, since it uses less digits than its factorization.

111332312012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342792.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 111332312012101 its reverse (101210213233111), we get a palindrome (212542525245212).

The spelling of 111332312012101 in words is "one hundred eleven trillion, three hundred thirty-two billion, three hundred twelve million, twelve thousand, one hundred one".