1220222120419 has 2 divisors, whose sum is σ = 1220222120420. Its totient is φ = 1220222120418.

The previous prime is 1220222120401. The next prime is 1220222120443. The reversal of 1220222120419 is 9140212220221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1220222120419 - 2¹¹ = 1220222118371 is a prime.

It is a super-2 number, since 2×1220222120419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1220222120119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610111060209 + 610111060210.

It is an arithmetic number, because the mean of its divisors is an integer number (610111060210).

Almost surely, 2^{1220222120419} is an apocalyptic number.

1220222120419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220222120419 is an equidigital number, since it uses as much as digits as its factorization.

1220222120419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 1220222120419 in words is "one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twenty thousand, four hundred nineteen".