1301200311311 has 16 divisors (see below), whose sum is σ = 1393715613600. Its totient is φ = 1210510909440.

The previous prime is 1301200311227. The next prime is 1301200311331. The reversal of 1301200311311 is 1131130021031.

It is a cyclic number.

It is not a de Polignac number, because 1301200311311 - 2³⁴ = 1284020442127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 1301200311311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301200311331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20141 + ... + 1613321.

It is an arithmetic number, because the mean of its divisors is an integer number (87107225850).

Almost surely, 2^{1301200311311} is an apocalyptic number.

1301200311311 is a deficient number, since it is larger than the sum of its proper divisors (92515302289).

1301200311311 is a wasteful number, since it uses less digits than its factorization.

1301200311311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593754.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1301200311311 its reverse (1131130021031), we get a palindrome (2432330332342).

The spelling of 1301200311311 in words is "one trillion, three hundred one billion, two hundred million, three hundred eleven thousand, three hundred eleven".