1200122302011 has 16 divisors (see below), whose sum is σ = 1649327839104. Its totient is φ = 775770778944.

The previous prime is 1200122301991. The next prime is 1200122302033. The reversal of 1200122302011 is 1102032210021.

It is not a de Polignac number, because 1200122302011 - 2⁷ = 1200122301883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200122302051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33935881 + ... + 33971226.

It is an arithmetic number, because the mean of its divisors is an integer number (103082989944).

Almost surely, 2^{1200122302011} is an apocalyptic number.

1200122302011 is a deficient number, since it is larger than the sum of its proper divisors (449205537093).

1200122302011 is a wasteful number, since it uses less digits than its factorization.

1200122302011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67907290.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1200122302011 its reverse (1102032210021), we get a palindrome (2302154512032).

The spelling of 1200122302011 in words is "one trillion, two hundred billion, one hundred twenty-two million, three hundred two thousand, eleven".