21010102101059 has 2 divisors, whose sum is σ = 21010102101060. Its totient is φ = 21010102101058.

The previous prime is 21010102101007. The next prime is 21010102101119. The reversal of 21010102101059 is 95010120101012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21010102101059 is a prime.

It is not a weakly prime, because it can be changed into another prime (21010102121059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10505051050529 + 10505051050530.

It is an arithmetic number, because the mean of its divisors is an integer number (10505051050530).

Almost surely, 2^{21010102101059} is an apocalyptic number.

21010102101059 is a deficient number, since it is larger than the sum of its proper divisors (1).

21010102101059 is an equidigital number, since it uses as much as digits as its factorization.

21010102101059 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 23.

The spelling of 21010102101059 in words is "twenty-one trillion, ten billion, one hundred two million, one hundred one thousand, fifty-nine".