1200221202022 has 8 divisors (see below), whose sum is σ = 1800341151336. Its totient is φ = 600107484912.

The previous prime is 1200221202013. The next prime is 1200221202067. The reversal of 1200221202022 is 2202021220021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200221201987 and 1200221202005.

It is a congruent number.

It is an unprimeable number.

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, 1042468 + ... + 1867399.

It is an arithmetic number, because the mean of its divisors is an integer number (225042643917).

Almost surely, 2^{1200221202022} is an apocalyptic number.

1200221202022 is a deficient number, since it is larger than the sum of its proper divisors (600119949314).

1200221202022 is a wasteful number, since it uses less digits than its factorization.

1200221202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116102.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1200221202022 its reverse (2202021220021), we get a palindrome (3402242422043).

The spelling of 1200221202022 in words is "one trillion, two hundred billion, two hundred twenty-one million, two hundred two thousand, twenty-two".