1200120200222 has 4 divisors (see below), whose sum is σ = 1800180300336. Its totient is φ = 600060100110.

The previous prime is 1200120200207. The next prime is 1200120200231. The reversal of 1200120200222 is 2220020210021.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200120200197 and 1200120200206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300030050054 + ... + 300030050057.

It is an arithmetic number, because the mean of its divisors is an integer number (450045075084).

Almost surely, 2^{1200120200222} is an apocalyptic number.

1200120200222 is a deficient number, since it is larger than the sum of its proper divisors (600060100114).

1200120200222 is an equidigital number, since it uses as much as digits as its factorization.

1200120200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600060100113.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1200120200222 its reverse (2220020210021), we get a palindrome (3420140410243).

The spelling of 1200120200222 in words is "one trillion, two hundred billion, one hundred twenty million, two hundred thousand, two hundred twenty-two".