11334252421 has 8 divisors (see below), whose sum is σ = 11725659288. Its totient is φ = 10948320000.

The previous prime is 11334252401. The next prime is 11334252431. The reversal of 11334252421 is 12425243311.

It can be written as a sum of positive squares in 4 ways, for example, as 1024896196 + 10309356225 = 32014^2 + 101535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11334252421 - 2⁹ = 11334251909 is a prime.

It is a super-2 number, since 2×11334252421² (a number of 21 digits) contains 22 as substring.

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 11334252421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11334252401) 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, 1364400 + ... + 1372681.

It is an arithmetic number, because the mean of its divisors is an integer number (1465707411).

Almost surely, 2^11334252421 is an apocalyptic number.

It is an amenable number.

11334252421 is a deficient number, since it is larger than the sum of its proper divisors (391406867).

11334252421 is a wasteful number, since it uses less digits than its factorization.

11334252421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737223.

The product of its digits is 5760, while the sum is 28.

Adding to 11334252421 its reverse (12425243311), we get a palindrome (23759495732).

The spelling of 11334252421 in words is "eleven billion, three hundred thirty-four million, two hundred fifty-two thousand, four hundred twenty-one".