22030040077 has 2 divisors, whose sum is σ = 22030040078. Its totient is φ = 22030040076.

The previous prime is 22030040057. The next prime is 22030040129. The reversal of 22030040077 is 77004003022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17819847081 + 4210192996 = 133491^2 + 64886^2 .

It is a cyclic number.

It is not a de Polignac number, because 22030040077 - 2¹¹ = 22030038029 is a prime.

It is a super-3 number, since 3×22030040077³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22030040047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015020038 + 11015020039.

It is an arithmetic number, because the mean of its divisors is an integer number (11015020039).

Almost surely, 2^22030040077 is an apocalyptic number.

It is an amenable number.

22030040077 is a deficient number, since it is larger than the sum of its proper divisors (1).

22030040077 is an equidigital number, since it uses as much as digits as its factorization.

22030040077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 25.

Adding to 22030040077 its reverse (77004003022), we get a palindrome (99034043099).

The spelling of 22030040077 in words is "twenty-two billion, thirty million, forty thousand, seventy-seven".