111111310322132 has 6 divisors (see below), whose sum is σ = 194444793063738. Its totient is φ = 55555655161064.

The previous prime is 111111310322113. The next prime is 111111310322153. The reversal of 111111310322132 is 231223013111111.

It can be written as a sum of positive squares in only one way, i.e., 62871673455556 + 48239636866576 = 7929166^2 + 6945476^2 .

It is a super-2 number, since 2×111111310322132² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111111310322098 and 111111310322107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888913790263 + ... + 13888913790270.

It is an arithmetic number, because the mean of its divisors is an integer number (32407465510623).

Almost surely, 2^{111111310322132} is an apocalyptic number.

It is an amenable number.

111111310322132 is a deficient number, since it is larger than the sum of its proper divisors (83333482741606).

111111310322132 is a wasteful number, since it uses less digits than its factorization.

111111310322132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27777827580537 (or 27777827580535 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 111111310322132 its reverse (231223013111111), we get a palindrome (342334323433243).

The spelling of 111111310322132 in words is "one hundred eleven trillion, one hundred eleven billion, three hundred ten million, three hundred twenty-two thousand, one hundred thirty-two".