1200210232322 has 4 divisors (see below), whose sum is σ = 1800315348486. Its totient is φ = 600105116160.

The previous prime is 1200210232321. The next prime is 1200210232357. The reversal of 1200210232322 is 2232320120021.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1039113158161 + 161097074161 = 1019369^2 + 401369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1200210232294 and 1200210232303.

It is not an unprimeable number, because it can be changed into a prime (1200210232321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300052558079 + ... + 300052558082.

Almost surely, 2^{1200210232322} is an apocalyptic number.

1200210232322 is a deficient number, since it is larger than the sum of its proper divisors (600105116164).

1200210232322 is an equidigital number, since it uses as much as digits as its factorization.

1200210232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600105116163.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1200210232322 its reverse (2232320120021), we get a palindrome (3432530352343).

The spelling of 1200210232322 in words is "one trillion, two hundred billion, two hundred ten million, two hundred thirty-two thousand, three hundred twenty-two".