1022244235549 has 2 divisors, whose sum is σ = 1022244235550. Its totient is φ = 1022244235548.

The previous prime is 1022244235513. The next prime is 1022244235577. The reversal of 1022244235549 is 9455324422201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 717934236100 + 304309999449 = 847310^2 + 551643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022244235549 - 2⁷ = 1022244235421 is a prime.

It is a super-2 number, since 2×1022244235549² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022244335549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511122117774 + 511122117775.

It is an arithmetic number, because the mean of its divisors is an integer number (511122117775).

Almost surely, 2^{1022244235549} is an apocalyptic number.

It is an amenable number.

1022244235549 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022244235549 is an equidigital number, since it uses as much as digits as its factorization.

1022244235549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 1022244235549 in words is "one trillion, twenty-two billion, two hundred forty-four million, two hundred thirty-five thousand, five hundred forty-nine".