424023221013 has 32 divisors (see below), whose sum is σ = 653042319360. Its totient is φ = 239710881600.

The previous prime is 424023220969. The next prime is 424023221047. The reversal of 424023221013 is 310122320424.

It is a happy number.

It is not a de Polignac number, because 424023221013 - 2¹⁸ = 424022958869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424023221813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2634606 + ... + 2790912.

It is an arithmetic number, because the mean of its divisors is an integer number (20407572480).

Almost surely, 2^424023221013 is an apocalyptic number.

It is an amenable number.

424023221013 is a deficient number, since it is larger than the sum of its proper divisors (229019098347).

424023221013 is a wasteful number, since it uses less digits than its factorization.

424023221013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157697.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 424023221013 its reverse (310122320424), we get a palindrome (734145541437).

The spelling of 424023221013 in words is "four hundred twenty-four billion, twenty-three million, two hundred twenty-one thousand, thirteen".