2104340220311 has 16 divisors (see below), whose sum is σ = 2509795858944. Its totient is φ = 1725110491104.

The previous prime is 2104340220253. The next prime is 2104340220313. The reversal of 2104340220311 is 1130220434012.

It is not a de Polignac number, because 2104340220311 - 2¹⁰ = 2104340219287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104340220313) 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, 790565 + ... + 2198561.

It is an arithmetic number, because the mean of its divisors is an integer number (156862241184).

Almost surely, 2^{2104340220311} is an apocalyptic number.

2104340220311 is a deficient number, since it is larger than the sum of its proper divisors (405455638633).

2104340220311 is a wasteful number, since it uses less digits than its factorization.

2104340220311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417310.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2104340220311 its reverse (1130220434012), we get a palindrome (3234560654323).

The spelling of 2104340220311 in words is "two trillion, one hundred four billion, three hundred forty million, two hundred twenty thousand, three hundred eleven".