1121222211122 has 32 divisors (see below), whose sum is σ = 1861523500032. Its totient is φ = 503250755904.

The previous prime is 1121222211103. The next prime is 1121222211133. The reversal of 1121222211122 is 2211122221211.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1121222211094 and 1121222211103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2730218 + ... + 3113925.

It is an arithmetic number, because the mean of its divisors is an integer number (58172609376).

Almost surely, 2^{1121222211122} is an apocalyptic number.

1121222211122 is a deficient number, since it is larger than the sum of its proper divisors (740301288910).

1121222211122 is a wasteful number, since it uses less digits than its factorization.

1121222211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5844362.

The product of its digits is 128, while the sum is 20.

Adding to 1121222211122 its reverse (2211122221211), we get a palindrome (3332344432333).

The spelling of 1121222211122 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".