21020011002059 has 2 divisors, whose sum is σ = 21020011002060. Its totient is φ = 21020011002058.

The previous prime is 21020011001921. The next prime is 21020011002071. The reversal of 21020011002059 is 95020011002012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21020011002059 - 2³⁶ = 20951291525323 is a prime.

It is not a weakly prime, because it can be changed into another prime (21029011002059) 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, 10510005501029 + 10510005501030.

It is an arithmetic number, because the mean of its divisors is an integer number (10510005501030).

Almost surely, 2^{21020011002059} is an apocalyptic number.

21020011002059 is a deficient number, since it is larger than the sum of its proper divisors (1).

21020011002059 is an equidigital number, since it uses as much as digits as its factorization.

21020011002059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The spelling of 21020011002059 in words is "twenty-one trillion, twenty billion, eleven million, two thousand, fifty-nine".