1222001200011 has 32 divisors (see below), whose sum is σ = 1713979588608. Its totient is φ = 772923301920.

The previous prime is 1222001199971. The next prime is 1222001200087. The reversal of 1222001200011 is 1100021002221.

It is not a de Polignac number, because 1222001200011 - 2⁷ = 1222001199883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222001200011.

It is not an unprimeable number, because it can be changed into a prime (1222001250011) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 41933916 + ... + 41963046.

It is an arithmetic number, because the mean of its divisors is an integer number (53561862144).

Almost surely, 2^{1222001200011} is an apocalyptic number.

1222001200011 is a deficient number, since it is larger than the sum of its proper divisors (491978388597).

1222001200011 is a wasteful number, since it uses less digits than its factorization.

1222001200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34071.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1222001200011 its reverse (1100021002221), we get a palindrome (2322022202232).

The spelling of 1222001200011 in words is "one trillion, two hundred twenty-two billion, one million, two hundred thousand, eleven".