2202042443077 has 2 divisors, whose sum is σ = 2202042443078. Its totient is φ = 2202042443076.

The previous prime is 2202042443059. The next prime is 2202042443173. The reversal of 2202042443077 is 7703442402022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2052454504321 + 149587938756 = 1432639^2 + 386766^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202042443077 is a prime.

It is a super-2 number, since 2×2202042443077² (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 (2202042443017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101021221538 + 1101021221539.

It is an arithmetic number, because the mean of its divisors is an integer number (1101021221539).

Almost surely, 2^{2202042443077} is an apocalyptic number.

It is an amenable number.

2202042443077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202042443077 is an equidigital number, since it uses as much as digits as its factorization.

2202042443077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 37.

Adding to 2202042443077 its reverse (7703442402022), we get a palindrome (9905484845099).

The spelling of 2202042443077 in words is "two trillion, two hundred two billion, forty-two million, four hundred forty-three thousand, seventy-seven".