1220301022049 has 2 divisors, whose sum is σ = 1220301022050. Its totient is φ = 1220301022048.

The previous prime is 1220301022021. The next prime is 1220301022079. The reversal of 1220301022049 is 9402201030221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 622926612049 + 597374410000 = 789257^2 + 772900^2 .

It is an emirp because it is prime and its reverse (9402201030221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1220301022049 - 2²⁴ = 1220284244833 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220301022019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610150511024 + 610150511025.

It is an arithmetic number, because the mean of its divisors is an integer number (610150511025).

Almost surely, 2^{1220301022049} is an apocalyptic number.

It is an amenable number.

1220301022049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220301022049 is an equidigital number, since it uses as much as digits as its factorization.

1220301022049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 1220301022049 in words is "one trillion, two hundred twenty billion, three hundred one million, twenty-two thousand, forty-nine".