2211111011322 has 12 divisors (see below), whose sum is σ = 4790740524570. Its totient is φ = 737037003768.

The previous prime is 2211111011293. The next prime is 2211111011363. The reversal of 2211111011322 is 2231101111122.

It is a happy number.

2211111011322 is a `hidden beast` number, since 221 + 1 + 1 + 110 + 11 + 322 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1887191810001 + 323919201321 = 1373751^2 + 569139^2 .

It is a super-2 number, since 2×2211111011322² (a number of 25 digits) contains 22 as substring.

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: 122839500629 = 2211111011322 / (2 + 2 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 3 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2211111011295 and 2211111011304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61419750297 + ... + 61419750332.

Almost surely, 2^{2211111011322} is an apocalyptic number.

2211111011322 is an abundant number, since it is smaller than the sum of its proper divisors (2579629513248).

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

2211111011322 is a wasteful number, since it uses less digits than its factorization.

2211111011322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122839500637 (or 122839500634 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 2211111011322 its reverse (2231101111122), we get a palindrome (4442212122444).

The spelling of 2211111011322 in words is "two trillion, two hundred eleven billion, one hundred eleven million, eleven thousand, three hundred twenty-two".