1012210019 has 2 divisors, whose sum is σ = 1012210020. Its totient is φ = 1012210018.

The previous prime is 1012209977. The next prime is 1012210021. The reversal of 1012210019 is 9100122101.

1012210019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012210019 is a prime.

It is a super-2 number, since 2×1012210019² = 2049138245127960722, which contains 22 as substring.

Together with 1012210021, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012209979 and 1012210006.

It is not a weakly prime, because it can be changed into another prime (1012210099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506105009 + 506105010.

It is an arithmetic number, because the mean of its divisors is an integer number (506105010).

Almost surely, 2^1012210019 is an apocalyptic number.

1012210019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012210019 is an equidigital number, since it uses as much as digits as its factorization.

1012210019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1012210019 is about 31815.2482152819. The cubic root of 1012210019 is about 1004.0535528410.

The spelling of 1012210019 in words is "one billion, twelve million, two hundred ten thousand, nineteen".