1200012222022 has 8 divisors (see below), whose sum is σ = 1800705108672. Its totient is φ = 599777185800.

The previous prime is 1200012222001. The next prime is 1200012222047. The reversal of 1200012222022 is 2202222100021.

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 = 1200012221987 and 1200012222005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114456054 + ... + 114466537.

It is an arithmetic number, because the mean of its divisors is an integer number (225088138584).

Almost surely, 2^{1200012222022} is an apocalyptic number.

1200012222022 is a deficient number, since it is larger than the sum of its proper divisors (600692886650).

1200012222022 is a wasteful number, since it uses less digits than its factorization.

1200012222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228925214.

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

Adding to 1200012222022 its reverse (2202222100021), we get a palindrome (3402234322043).

The spelling of 1200012222022 in words is "one trillion, two hundred billion, twelve million, two hundred twenty-two thousand, twenty-two".