210102012112019 has 2 divisors, whose sum is σ = 210102012112020. Its totient is φ = 210102012112018.

The previous prime is 210102012111983. The next prime is 210102012112039. The reversal of 210102012112019 is 910211210201012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210102012112019 - 2¹⁶ = 210102012046483 is a prime.

It is a super-2 number, since 2×210102012112019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210102012111985 and 210102012112003.

It is not a weakly prime, because it can be changed into another prime (210102012112039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105051006056009 + 105051006056010.

It is an arithmetic number, because the mean of its divisors is an integer number (105051006056010).

Almost surely, 2^{210102012112019} is an apocalyptic number.

210102012112019 is a deficient number, since it is larger than the sum of its proper divisors (1).

210102012112019 is an equidigital number, since it uses as much as digits as its factorization.

210102012112019 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 23.

The spelling of 210102012112019 in words is "two hundred ten trillion, one hundred two billion, twelve million, one hundred twelve thousand, nineteen".