20023262471 has 2 divisors, whose sum is σ = 20023262472. Its totient is φ = 20023262470.

The previous prime is 20023262459. The next prime is 20023262527. The reversal of 20023262471 is 17426232002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20023262471 - 2⁶ = 20023262407 is a prime.

It is a super-3 number, since 3×20023262471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20023262401) 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, 10011631235 + 10011631236.

It is an arithmetic number, because the mean of its divisors is an integer number (10011631236).

Almost surely, 2^20023262471 is an apocalyptic number.

20023262471 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023262471 is an equidigital number, since it uses as much as digits as its factorization.

20023262471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 20023262471 its reverse (17426232002), we get a palindrome (37449494473).

The spelling of 20023262471 in words is "twenty billion, twenty-three million, two hundred sixty-two thousand, four hundred seventy-one".