20323262111 has 2 divisors, whose sum is σ = 20323262112. Its totient is φ = 20323262110.

The previous prime is 20323262107. The next prime is 20323262237. The reversal of 20323262111 is 11126232302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20323262111 - 2² = 20323262107 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20323262411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161631055 + 10161631056.

It is an arithmetic number, because the mean of its divisors is an integer number (10161631056).

Almost surely, 2^20323262111 is an apocalyptic number.

20323262111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323262111 is an equidigital number, since it uses as much as digits as its factorization.

20323262111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20323262111 its reverse (11126232302), we get a palindrome (31449494413).

The spelling of 20323262111 in words is "twenty billion, three hundred twenty-three million, two hundred sixty-two thousand, one hundred eleven".