1022212019 has 2 divisors, whose sum is σ = 1022212020. Its totient is φ = 1022212018.

The previous prime is 1022212003. The next prime is 1022212021. The reversal of 1022212019 is 9102122201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022212019 - 2⁴ = 1022212003 is a prime.

It is a super-2 number, since 2×1022212019² = 2089834823576112722, which contains 22 as substring.

Together with 1022212021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1022212049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511106009 + 511106010.

It is an arithmetic number, because the mean of its divisors is an integer number (511106010).

Almost surely, 2^1022212019 is an apocalyptic number.

1022212019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022212019 is an equidigital number, since it uses as much as digits as its factorization.

1022212019 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 20.

The square root of 1022212019 is about 31972.0505911022. The cubic root of 1022212019 is about 1007.3498536376.

The spelling of 1022212019 in words is "one billion, twenty-two million, two hundred twelve thousand, nineteen".