501010061023 has 2 divisors, whose sum is σ = 501010061024. Its totient is φ = 501010061022.

The previous prime is 501010061021. The next prime is 501010061089. The reversal of 501010061023 is 320160010105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 501010061023 - 2¹ = 501010061021 is a prime.

It is a super-2 number, since 2×501010061023² (a number of 24 digits) contains 22 as substring.

Together with 501010061021, 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 (501010061021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250505030511 + 250505030512.

It is an arithmetic number, because the mean of its divisors is an integer number (250505030512).

Almost surely, 2^501010061023 is an apocalyptic number.

501010061023 is a deficient number, since it is larger than the sum of its proper divisors (1).

501010061023 is an equidigital number, since it uses as much as digits as its factorization.

501010061023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 501010061023 its reverse (320160010105), we get a palindrome (821170071128).

The spelling of 501010061023 in words is "five hundred one billion, ten million, sixty-one thousand, twenty-three".