1200000220222 has 8 divisors (see below), whose sum is σ = 1800082426896. Its totient is φ = 599972744592.

The previous prime is 1200000220147. The next prime is 1200000220247. The reversal of 1200000220222 is 2220220000021.

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

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, 13627903 + ... + 13715674.

It is an arithmetic number, because the mean of its divisors is an integer number (225010303362).

Almost surely, 2^{1200000220222} is an apocalyptic number.

1200000220222 is a deficient number, since it is larger than the sum of its proper divisors (600082206674).

1200000220222 is a wasteful number, since it uses less digits than its factorization.

1200000220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27365522.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1200000220222 its reverse (2220220000021), we get a palindrome (3420220220243).

The spelling of 1200000220222 in words is "one trillion, two hundred billion, two hundred twenty thousand, two hundred twenty-two".