20332112312101 has 2 divisors, whose sum is σ = 20332112312102. Its totient is φ = 20332112312100.

The previous prime is 20332112312093. The next prime is 20332112312111. The reversal of 20332112312101 is 10121321123302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19138883789601 + 1193228522500 = 4374801^2 + 1092350^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332112312101 - 2³ = 20332112312093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20332112312111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166056156050 + 10166056156051.

It is an arithmetic number, because the mean of its divisors is an integer number (10166056156051).

Almost surely, 2^{20332112312101} is an apocalyptic number.

It is an amenable number.

20332112312101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332112312101 is an equidigital number, since it uses as much as digits as its factorization.

20332112312101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20332112312101 its reverse (10121321123302), we get a palindrome (30453433435403).

The spelling of 20332112312101 in words is "twenty trillion, three hundred thirty-two billion, one hundred twelve million, three hundred twelve thousand, one hundred one".