11421401204313 has 8 divisors (see below), whose sum is σ = 16920594376800. Its totient is φ = 7614267469524.

The previous prime is 11421401204293. The next prime is 11421401204347. The reversal of 11421401204313 is 31340210412411.

It is a happy number.

11421401204313 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 140 + 1 + 204 + 313 = 666.

It is not a de Polignac number, because 11421401204313 - 2²⁹ = 11420864333401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 423014859419 = 11421401204313 / (1 + 1 + 4 + 2 + 1 + 4 + 0 + 1 + 2 + 0 + 4 + 3 + 1 + 3).

It is not an unprimeable number, because it can be changed into a prime (11421401204383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211507429683 + ... + 211507429736.

It is an arithmetic number, because the mean of its divisors is an integer number (2115074297100).

Almost surely, 2^{11421401204313} is an apocalyptic number.

It is an amenable number.

11421401204313 is a deficient number, since it is larger than the sum of its proper divisors (5499193172487).

11421401204313 is an equidigital number, since it uses as much as digits as its factorization.

11421401204313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423014859428 (or 423014859422 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 11421401204313 its reverse (31340210412411), we get a palindrome (42761611616724).

The spelling of 11421401204313 in words is "eleven trillion, four hundred twenty-one billion, four hundred one million, two hundred four thousand, three hundred thirteen".