1200322122313 has 4 divisors (see below), whose sum is σ = 1200573083008. Its totient is φ = 1200071161620.

The previous prime is 1200322122283. The next prime is 1200322122379. The reversal of 1200322122313 is 3132212230021.

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 1200322122313 - 2¹⁷ = 1200321991241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200322120313) 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, 125473173 + ... + 125482738.

It is an arithmetic number, because the mean of its divisors is an integer number (300143270752).

Almost surely, 2^{1200322122313} is an apocalyptic number.

It is an amenable number.

1200322122313 is a deficient number, since it is larger than the sum of its proper divisors (250960695).

1200322122313 is an equidigital number, since it uses as much as digits as its factorization.

1200322122313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250960694.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1200322122313 its reverse (3132212230021), we get a palindrome (4332534352334).

The spelling of 1200322122313 in words is "one trillion, two hundred billion, three hundred twenty-two million, one hundred twenty-two thousand, three hundred thirteen".