20331301103 has 2 divisors, whose sum is σ = 20331301104. Its totient is φ = 20331301102.

The previous prime is 20331301091. The next prime is 20331301117. The reversal of 20331301103 is 30110313302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20331301103 - 2¹⁴ = 20331284719 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 (20331301183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165650551 + 10165650552.

It is an arithmetic number, because the mean of its divisors is an integer number (10165650552).

Almost surely, 2^20331301103 is an apocalyptic number.

20331301103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331301103 is an equidigital number, since it uses as much as digits as its factorization.

20331301103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 20331301103 its reverse (30110313302), we get a palindrome (50441614405).

The spelling of 20331301103 in words is "twenty billion, three hundred thirty-one million, three hundred one thousand, one hundred three".