1022131219 has 2 divisors, whose sum is σ = 1022131220. Its totient is φ = 1022131218.

The previous prime is 1022131213. The next prime is 1022131237. The reversal of 1022131219 is 9121312201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022131219 - 2¹³ = 1022123027 is a prime.

It is a super-2 number, since 2×1022131219² = 2089504457708851922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1022131219.

It is not a weakly prime, because it can be changed into another prime (1022131213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511065609 + 511065610.

It is an arithmetic number, because the mean of its divisors is an integer number (511065610).

Almost surely, 2^1022131219 is an apocalyptic number.

1022131219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022131219 is an equidigital number, since it uses as much as digits as its factorization.

1022131219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1022131219 is about 31970.7869624756. The cubic root of 1022131219 is about 1007.3233111946.

The spelling of 1022131219 in words is "one billion, twenty-two million, one hundred thirty-one thousand, two hundred nineteen".