2311111122322 has 4 divisors (see below), whose sum is σ = 3466666683486. Its totient is φ = 1155555561160.

The previous prime is 2311111122317. The next prime is 2311111122347. The reversal of 2311111122322 is 2232211111132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1728696410401 + 582414711921 = 1314799^2 + 763161^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2311111122293 and 2311111122302.

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 as a sum of consecutive naturals, namely, 577777780579 + ... + 577777780582.

Almost surely, 2^{2311111122322} is an apocalyptic number.

2311111122322 is a deficient number, since it is larger than the sum of its proper divisors (1155555561164).

2311111122322 is a wasteful number, since it uses less digits than its factorization.

2311111122322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155555561163.

The product of its digits is 288, while the sum is 22.

Adding to 2311111122322 its reverse (2232211111132), we get a palindrome (4543322233454).

The spelling of 2311111122322 in words is "two trillion, three hundred eleven billion, one hundred eleven million, one hundred twenty-two thousand, three hundred twenty-two".