210102101022019 has 2 divisors, whose sum is σ = 210102101022020. Its totient is φ = 210102101022018.

The previous prime is 210102101022001. The next prime is 210102101022097. The reversal of 210102101022019 is 910220101201012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210102101022019 - 2²⁵ = 210102067467587 is a prime.

It is a super-2 number, since 2×210102101022019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210102101002019) 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, 105051050511009 + 105051050511010.

It is an arithmetic number, because the mean of its divisors is an integer number (105051050511010).

Almost surely, 2^{210102101022019} is an apocalyptic number.

210102101022019 is a deficient number, since it is larger than the sum of its proper divisors (1).

210102101022019 is an equidigital number, since it uses as much as digits as its factorization.

210102101022019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 210102101022019 in words is "two hundred ten trillion, one hundred two billion, one hundred one million, twenty-two thousand, nineteen".