12401133424 has 10 divisors (see below), whose sum is σ = 24027196040. Its totient is φ = 6200566704.

The previous prime is 12401133377. The next prime is 12401133461. The reversal of 12401133424 is 42433110421.

It is a super-2 number, since 2×12401133424² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387535404 + ... + 387535435.

It is an arithmetic number, because the mean of its divisors is an integer number (2402719604).

Almost surely, 2^12401133424 is an apocalyptic number.

It is an amenable number.

12401133424 is a deficient number, since it is larger than the sum of its proper divisors (11626062616).

12401133424 is an equidigital number, since it uses as much as digits as its factorization.

12401133424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775070847 (or 775070841 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12401133424 its reverse (42433110421), we get a palindrome (54834243845).

The spelling of 12401133424 in words is "twelve billion, four hundred one million, one hundred thirty-three thousand, four hundred twenty-four".