11421232353 has 24 divisors (see below), whose sum is σ = 16669511040. Its totient is φ = 7534797120.

The previous prime is 11421232327. The next prime is 11421232369. The reversal of 11421232353 is 35323212411.

11421232353 is a `hidden beast` number, since 1 + 1 + 421 + 2 + 3 + 235 + 3 = 666.

It is not a de Polignac number, because 11421232353 - 2¹³ = 11421224161 is a prime.

It is a super-2 number, since 2×11421232353² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11421234353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1591788 + ... + 1598946.

It is an arithmetic number, because the mean of its divisors is an integer number (694562960).

Almost surely, 2^11421232353 is an apocalyptic number.

It is an amenable number.

11421232353 is a deficient number, since it is larger than the sum of its proper divisors (5248278687).

11421232353 is a wasteful number, since it uses less digits than its factorization.

11421232353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8989 (or 8986 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

Adding to 11421232353 its reverse (35323212411), we get a palindrome (46744444764).

The spelling of 11421232353 in words is "eleven billion, four hundred twenty-one million, two hundred thirty-two thousand, three hundred fifty-three".