19932112001 has 2 divisors, whose sum is σ = 19932112002. Its totient is φ = 19932112000.

The previous prime is 19932111989. The next prime is 19932112007. The reversal of 19932112001 is 10021123991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12909504400 + 7022607601 = 113620^2 + 83801^2 .

It is an emirp because it is prime and its reverse (10021123991) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19932112001 is a prime.

It is not a weakly prime, because it can be changed into another prime (19932112007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9966056000 + 9966056001.

It is an arithmetic number, because the mean of its divisors is an integer number (9966056001).

Almost surely, 2^19932112001 is an apocalyptic number.

It is an amenable number.

19932112001 is a deficient number, since it is larger than the sum of its proper divisors (1).

19932112001 is an equidigital number, since it uses as much as digits as its factorization.

19932112001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

Adding to 19932112001 its reverse (10021123991), we get a palindrome (29953235992).

The spelling of 19932112001 in words is "nineteen billion, nine hundred thirty-two million, one hundred twelve thousand, one".