102012222019 has 2 divisors, whose sum is σ = 102012222020. Its totient is φ = 102012222018.

The previous prime is 102012221981. The next prime is 102012222047. The reversal of 102012222019 is 910222210201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102012222019 is a prime.

It is a super-2 number, since 2×102012222019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102012222119) 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, 51006111009 + 51006111010.

It is an arithmetic number, because the mean of its divisors is an integer number (51006111010).

Almost surely, 2^102012222019 is an apocalyptic number.

102012222019 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012222019 is an equidigital number, since it uses as much as digits as its factorization.

102012222019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 102012222019 in words is "one hundred two billion, twelve million, two hundred twenty-two thousand, nineteen".