1012212202019 has 2 divisors, whose sum is σ = 1012212202020. Its totient is φ = 1012212202018.

The previous prime is 1012212201971. The next prime is 1012212202031. The reversal of 1012212202019 is 9102022122101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012212202019 - 2¹² = 1012212197923 is a prime.

It is a super-2 number, since 2×1012212202019² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012212201985 and 1012212202003.

It is not a weakly prime, because it can be changed into another prime (1012212202619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506106101009 + 506106101010.

It is an arithmetic number, because the mean of its divisors is an integer number (506106101010).

Almost surely, 2^{1012212202019} is an apocalyptic number.

1012212202019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012212202019 is an equidigital number, since it uses as much as digits as its factorization.

1012212202019 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 23.

The spelling of 1012212202019 in words is "one trillion, twelve billion, two hundred twelve million, two hundred two thousand, nineteen".