111210131322 has 12 divisors (see below), whose sum is σ = 240955284570. Its totient is φ = 37070043768.

The previous prime is 111210131311. The next prime is 111210131341. The reversal of 111210131322 is 223131012111.

111210131322 is a `hidden beast` number, since 1 + 1 + 1 + 210 + 131 + 322 = 666.

It can be written as a sum of positive squares in only one way, i.e., 110443893561 + 766237761 = 332331^2 + 27681^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6178340629 = 111210131322 / (1 + 1 + 1 + 2 + 1 + 0 + 1 + 3 + 1 + 3 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 111210131295 and 111210131304.

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 in 5 ways as a sum of consecutive naturals, for example, 3089170297 + ... + 3089170332.

Almost surely, 2^111210131322 is an apocalyptic number.

111210131322 is an abundant number, since it is smaller than the sum of its proper divisors (129745153248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111210131322 is a wasteful number, since it uses less digits than its factorization.

111210131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6178340637 (or 6178340634 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 111210131322 its reverse (223131012111), we get a palindrome (334341143433).

The spelling of 111210131322 in words is "one hundred eleven billion, two hundred ten million, one hundred thirty-one thousand, three hundred twenty-two".