20322020111 has 8 divisors (see below), whose sum is σ = 20631730944. Its totient is φ = 20012497560.

The previous prime is 20322020087. The next prime is 20322020137. The reversal of 20322020111 is 11102022302.

It is a happy number.

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 20322020111 - 2¹⁰ = 20322019087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20322020161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178616 + ... + 269346.

It is an arithmetic number, because the mean of its divisors is an integer number (2578966368).

Almost surely, 2^20322020111 is an apocalyptic number.

20322020111 is a deficient number, since it is larger than the sum of its proper divisors (309710833).

20322020111 is an equidigital number, since it uses as much as digits as its factorization.

20322020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94141.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20322020111 its reverse (11102022302), we get a palindrome (31424042413).

The spelling of 20322020111 in words is "twenty billion, three hundred twenty-two million, twenty thousand, one hundred eleven".