20246425103 has 2 divisors, whose sum is σ = 20246425104. Its totient is φ = 20246425102.

The previous prime is 20246425063. The next prime is 20246425109. The reversal of 20246425103 is 30152464202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20246425103 - 2¹⁴ = 20246408719 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20246425109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10123212551 + 10123212552.

It is an arithmetic number, because the mean of its divisors is an integer number (10123212552).

Almost surely, 2^20246425103 is an apocalyptic number.

20246425103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20246425103 is an equidigital number, since it uses as much as digits as its factorization.

20246425103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20246425103 its reverse (30152464202), we get a palindrome (50398889305).

The spelling of 20246425103 in words is "twenty billion, two hundred forty-six million, four hundred twenty-five thousand, one hundred three".