20330010111 has 8 divisors (see below), whose sum is σ = 27107395200. Its totient is φ = 13552982552.

The previous prime is 20330010091. The next prime is 20330010221. The reversal of 20330010111 is 11101003302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20330010111 - 2⁵ = 20330010079 is a prime.

It is a super-2 number, since 2×20330010111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20331010111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101590 + ... + 225788.

It is an arithmetic number, because the mean of its divisors is an integer number (3388424400).

Almost surely, 2^20330010111 is an apocalyptic number.

20330010111 is a deficient number, since it is larger than the sum of its proper divisors (6777385089).

20330010111 is a wasteful number, since it uses less digits than its factorization.

20330010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178765.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 20330010111 its reverse (11101003302), we get a palindrome (31431013413).

The spelling of 20330010111 in words is "twenty billion, three hundred thirty million, ten thousand, one hundred eleven".