11402421303 has 32 divisors (see below), whose sum is σ = 19696499200. Its totient is φ = 5697910656.

The previous prime is 11402421299. The next prime is 11402421307. The reversal of 11402421303 is 30312420411.

11402421303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11402421299) and next prime (11402421307).

It is not a de Polignac number, because 11402421303 - 2² = 11402421299 is a prime.

It is a super-2 number, since 2×11402421303² (a number of 21 digits) contains 22 as substring.

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 11402421303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11402421307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1093948 + ... + 1104321.

It is an arithmetic number, because the mean of its divisors is an integer number (615515600).

Almost surely, 2^11402421303 is an apocalyptic number.

11402421303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11402421303 is a deficient number, since it is larger than the sum of its proper divisors (8294077897).

11402421303 is a wasteful number, since it uses less digits than its factorization.

11402421303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198311.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11402421303 its reverse (30312420411), we get a palindrome (41714841714).

The spelling of 11402421303 in words is "eleven billion, four hundred two million, four hundred twenty-one thousand, three hundred three".