20424226001 has 2 divisors, whose sum is σ = 20424226002. Its totient is φ = 20424226000.

The previous prime is 20424225989. The next prime is 20424226049. The reversal of 20424226001 is 10062242402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16430112400 + 3994113601 = 128180^2 + 63199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20424226001 is a prime.

It is not a weakly prime, because it can be changed into another prime (20424226061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10212113000 + 10212113001.

It is an arithmetic number, because the mean of its divisors is an integer number (10212113001).

Almost surely, 2^20424226001 is an apocalyptic number.

It is an amenable number.

20424226001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20424226001 is an equidigital number, since it uses as much as digits as its factorization.

20424226001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20424226001 its reverse (10062242402), we get a palindrome (30486468403).

The spelling of 20424226001 in words is "twenty billion, four hundred twenty-four million, two hundred twenty-six thousand, one".