20330002111 has 2 divisors, whose sum is σ = 20330002112. Its totient is φ = 20330002110.

The previous prime is 20330002097. The next prime is 20330002127. The reversal of 20330002111 is 11120003302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20330002111 - 2¹³ = 20329993919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20330002091 and 20330002100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20330002181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165001055 + 10165001056.

It is an arithmetic number, because the mean of its divisors is an integer number (10165001056).

Almost surely, 2^20330002111 is an apocalyptic number.

20330002111 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330002111 is an equidigital number, since it uses as much as digits as its factorization.

20330002111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20330002111 its reverse (11120003302), we get a palindrome (31450005413).

The spelling of 20330002111 in words is "twenty billion, three hundred thirty million, two thousand, one hundred eleven".