20251324007 has 2 divisors, whose sum is σ = 20251324008. Its totient is φ = 20251324006.

The previous prime is 20251323979. The next prime is 20251324013. The reversal of 20251324007 is 70042315202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20251324007 - 2⁶ = 20251323943 is a prime.

It is a super-2 number, since 2×20251324007² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20251324057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125662003 + 10125662004.

It is an arithmetic number, because the mean of its divisors is an integer number (10125662004).

Almost surely, 2^20251324007 is an apocalyptic number.

20251324007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20251324007 is an equidigital number, since it uses as much as digits as its factorization.

20251324007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

Adding to 20251324007 its reverse (70042315202), we get a palindrome (90293639209).

The spelling of 20251324007 in words is "twenty billion, two hundred fifty-one million, three hundred twenty-four thousand, seven".