24013214021 has 2 divisors, whose sum is σ = 24013214022. Its totient is φ = 24013214020.

The previous prime is 24013213943. The next prime is 24013214023. The reversal of 24013214021 is 12041231042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24012911521 + 302500 = 154961^2 + 550^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24013214021 is a prime.

Together with 24013214023, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24013213984 and 24013214002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24013214023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12006607010 + 12006607011.

It is an arithmetic number, because the mean of its divisors is an integer number (12006607011).

Almost surely, 2^24013214021 is an apocalyptic number.

It is an amenable number.

24013214021 is a deficient number, since it is larger than the sum of its proper divisors (1).

24013214021 is an equidigital number, since it uses as much as digits as its factorization.

24013214021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 24013214021 its reverse (12041231042), we get a palindrome (36054445063).

The spelling of 24013214021 in words is "twenty-four billion, thirteen million, two hundred fourteen thousand, twenty-one".