101010020051 has 2 divisors, whose sum is σ = 101010020052. Its totient is φ = 101010020050.

The previous prime is 101010020009. The next prime is 101010020057. The reversal of 101010020051 is 150020010101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101010020051 - 2¹⁴ = 101010003667 is a prime.

It is not a weakly prime, because it can be changed into another prime (101010020057) 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, 50505010025 + 50505010026.

It is an arithmetic number, because the mean of its divisors is an integer number (50505010026).

Almost surely, 2^101010020051 is an apocalyptic number.

101010020051 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010020051 is an equidigital number, since it uses as much as digits as its factorization.

101010020051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 11.

Adding to 101010020051 its reverse (150020010101), we get a palindrome (251030030152).

The spelling of 101010020051 in words is "one hundred one billion, ten million, twenty thousand, fifty-one".