1200220011122 has 16 divisors (see below), whose sum is σ = 1964199434400. Its totient is φ = 545498147040.

The previous prime is 1200220011119. The next prime is 1200220011131. The reversal of 1200220011122 is 2211100220021.

It is a junction number, because it is equal to n+sod(n) for n = 1200220011097 and 1200220011106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602172 + ... + 3028487.

It is an arithmetic number, because the mean of its divisors is an integer number (122762464650).

Almost surely, 2^{1200220011122} is an apocalyptic number.

1200220011122 is a deficient number, since it is larger than the sum of its proper divisors (763979423278).

1200220011122 is a wasteful number, since it uses less digits than its factorization.

1200220011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640361.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200220011122 its reverse (2211100220021), we get a palindrome (3411320231143).

The spelling of 1200220011122 in words is "one trillion, two hundred billion, two hundred twenty million, eleven thousand, one hundred twenty-two".