1122222222211 has 8 divisors (see below), whose sum is σ = 1133387892000. Its totient is φ = 1111057622400.

The previous prime is 1122222222197. The next prime is 1122222222217.

1122222222211 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122222222211 - 2¹⁷ = 1122222091139 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1122222222217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929930 + ... + 2443168.

It is an arithmetic number, because the mean of its divisors is an integer number (141673486500).

Almost surely, 2^{1122222222211} is an apocalyptic number.

1122222222211 is a deficient number, since it is larger than the sum of its proper divisors (11165669789).

1122222222211 is a wasteful number, since it uses less digits than its factorization.

1122222222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534989.

The product of its digits is 512, while the sum is 22.

Multiplying 1122222222211 by its sum of digits (22), we get a palindrome (24688888888642).

It can be divided in two parts, 11 and 22222222211, that added together give a palindrome (22222222222).

The spelling of 1122222222211 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred eleven".