1200011222022 has 8 divisors (see below), whose sum is σ = 2400022444056. Its totient is φ = 400003740672.

The previous prime is 1200011222017. The next prime is 1200011222029. The reversal of 1200011222022 is 2202221100021.

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

1200011222022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1200011221992 and 1200011222010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200011222029) 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 3 ways as a sum of consecutive naturals, for example, 100000935163 + ... + 100000935174.

It is an arithmetic number, because the mean of its divisors is an integer number (300002805507).

Almost surely, 2^{1200011222022} is an apocalyptic number.

1200011222022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200011222022 is a wasteful number, since it uses less digits than its factorization.

1200011222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200001870342.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1200011222022 its reverse (2202221100021), we get a palindrome (3402232322043).

The spelling of 1200011222022 in words is "one trillion, two hundred billion, eleven million, two hundred twenty-two thousand, twenty-two".