11420304130011 has 64 divisors (see below), whose sum is σ = 18881333646336. Its totient is φ = 5990340096000.

The previous prime is 11420304129959. The next prime is 11420304130031. The reversal of 11420304130011 is 11003140302411.

It is not a de Polignac number, because 11420304130011 - 2¹⁹ = 11420303605723 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11420304130011.

It is not an unprimeable number, because it can be changed into a prime (11420304130031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47494236 + ... + 47734086.

It is an arithmetic number, because the mean of its divisors is an integer number (295020838224).

Almost surely, 2^{11420304130011} is an apocalyptic number.

11420304130011 is a deficient number, since it is larger than the sum of its proper divisors (7461029516325).

11420304130011 is a wasteful number, since it uses less digits than its factorization.

11420304130011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243172.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11420304130011 its reverse (11003140302411), we get a palindrome (22423444432422).

The spelling of 11420304130011 in words is "eleven trillion, four hundred twenty billion, three hundred four million, one hundred thirty thousand, eleven".