20113103347 has 2 divisors, whose sum is σ = 20113103348. Its totient is φ = 20113103346.

The previous prime is 20113103333. The next prime is 20113103389. The reversal of 20113103347 is 74330131102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20113103347 - 2³¹ = 17965619699 is a prime.

It is not a weakly prime, because it can be changed into another prime (20113103047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056551673 + 10056551674.

It is an arithmetic number, because the mean of its divisors is an integer number (10056551674).

Almost surely, 2^20113103347 is an apocalyptic number.

20113103347 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113103347 is an equidigital number, since it uses as much as digits as its factorization.

20113103347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 20113103347 its reverse (74330131102), we get a palindrome (94443234449).

The spelling of 20113103347 in words is "twenty billion, one hundred thirteen million, one hundred three thousand, three hundred forty-seven".