1200220310201 has 4 divisors (see below), whose sum is σ = 1309331247504. Its totient is φ = 1091109372900.

The previous prime is 1200220310197. The next prime is 1200220310299. The reversal of 1200220310201 is 1020130220021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1200220310201 - 2² = 1200220310197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200220318201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54555468635 + ... + 54555468656.

It is an arithmetic number, because the mean of its divisors is an integer number (327332811876).

Almost surely, 2^{1200220310201} is an apocalyptic number.

1200220310201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1200220310201 is a deficient number, since it is larger than the sum of its proper divisors (109110937303).

1200220310201 is a wasteful number, since it uses less digits than its factorization.

1200220310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109110937302.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1200220310201 its reverse (1020130220021), we get a palindrome (2220350530222).

The spelling of 1200220310201 in words is "one trillion, two hundred billion, two hundred twenty million, three hundred ten thousand, two hundred one".