1200223211001 has 8 divisors (see below), whose sum is σ = 1694432768544. Its totient is φ = 753081230400.

The previous prime is 1200223210993. The next prime is 1200223211009. The reversal of 1200223211001 is 1001123220021.

It is an interprime number because it is at equal distance from previous prime (1200223210993) and next prime (1200223211009).

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

It is not a de Polignac number, because 1200223211001 - 2³ = 1200223210993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200223211009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11766894175 + ... + 11766894276.

It is an arithmetic number, because the mean of its divisors is an integer number (211804096068).

Almost surely, 2^{1200223211001} is an apocalyptic number.

It is an amenable number.

1200223211001 is a deficient number, since it is larger than the sum of its proper divisors (494209557543).

1200223211001 is a wasteful number, since it uses less digits than its factorization.

1200223211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23533788471.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1200223211001 its reverse (1001123220021), we get a palindrome (2201346431022).

The spelling of 1200223211001 in words is "one trillion, two hundred billion, two hundred twenty-three million, two hundred eleven thousand, one".