20313200111 has 2 divisors, whose sum is σ = 20313200112. Its totient is φ = 20313200110.

The previous prime is 20313200107. The next prime is 20313200123. The reversal of 20313200111 is 11100231302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20313200111 - 2² = 20313200107 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20313200711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10156600055 + 10156600056.

It is an arithmetic number, because the mean of its divisors is an integer number (10156600056).

Almost surely, 2^20313200111 is an apocalyptic number.

20313200111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20313200111 is an equidigital number, since it uses as much as digits as its factorization.

20313200111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 20313200111 its reverse (11100231302), we get a palindrome (31413431413).

The spelling of 20313200111 in words is "twenty billion, three hundred thirteen million, two hundred thousand, one hundred eleven".