1200223122122 has 16 divisors (see below), whose sum is σ = 1804174819200. Its totient is φ = 598832876688.

The previous prime is 1200223122121. The next prime is 1200223122151. The reversal of 1200223122122 is 2212213220021.

It is a junction number, because it is equal to n+sod(n) for n = 1200223122094 and 1200223122103.

It is not an unprimeable number, because it can be changed into a prime (1200223122121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429379 + ... + 2107977.

It is an arithmetic number, because the mean of its divisors is an integer number (112760926200).

Almost surely, 2^{1200223122122} is an apocalyptic number.

1200223122122 is a deficient number, since it is larger than the sum of its proper divisors (603951697078).

1200223122122 is an equidigital number, since it uses as much as digits as its factorization.

1200223122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680485.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1200223122122 its reverse (2212213220021), we get a palindrome (3412436342143).

The spelling of 1200223122122 in words is "one trillion, two hundred billion, two hundred twenty-three million, one hundred twenty-two thousand, one hundred twenty-two".