20462020093 has 2 divisors, whose sum is σ = 20462020094. Its totient is φ = 20462020092.

The previous prime is 20462020091. The next prime is 20462020141. The reversal of 20462020093 is 39002026402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17046435844 + 3415584249 = 130562^2 + 58443^2 .

It is a cyclic number.

It is not a de Polignac number, because 20462020093 - 2¹ = 20462020091 is a prime.

Together with 20462020091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20462020091) 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 as a sum of consecutive naturals, namely, 10231010046 + 10231010047.

It is an arithmetic number, because the mean of its divisors is an integer number (10231010047).

Almost surely, 2^20462020093 is an apocalyptic number.

It is an amenable number.

20462020093 is a deficient number, since it is larger than the sum of its proper divisors (1).

20462020093 is an equidigital number, since it uses as much as digits as its factorization.

20462020093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 20462020093 its reverse (39002026402), we get a palindrome (59464046495).

The spelling of 20462020093 in words is "twenty billion, four hundred sixty-two million, twenty thousand, ninety-three".