1200322103111 has 4 divisors (see below), whose sum is σ = 1201752762000. Its totient is φ = 1198891444224.

The previous prime is 1200322103081. The next prime is 1200322103177. The reversal of 1200322103111 is 1113012230021.

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

It is a cyclic number.

It is not a de Polignac number, because 1200322103111 - 2¹⁰ = 1200322102087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200322103111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200322105111) 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, 715328186 + ... + 715329863.

It is an arithmetic number, because the mean of its divisors is an integer number (300438190500).

Almost surely, 2^{1200322103111} is an apocalyptic number.

1200322103111 is a deficient number, since it is larger than the sum of its proper divisors (1430658889).

1200322103111 is an equidigital number, since it uses as much as digits as its factorization.

1200322103111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430658888.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1200322103111 its reverse (1113012230021), we get a palindrome (2313334333132).

The spelling of 1200322103111 in words is "one trillion, two hundred billion, three hundred twenty-two million, one hundred three thousand, one hundred eleven".