20133030277 has 2 divisors, whose sum is σ = 20133030278. Its totient is φ = 20133030276.

The previous prime is 20133030257. The next prime is 20133030299. The reversal of 20133030277 is 77203033102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14673445956 + 5459584321 = 121134^2 + 73889^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133030277 - 2⁷ = 20133030149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20133030257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066515138 + 10066515139.

It is an arithmetic number, because the mean of its divisors is an integer number (10066515139).

Almost surely, 2^20133030277 is an apocalyptic number.

It is an amenable number.

20133030277 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133030277 is an equidigital number, since it uses as much as digits as its factorization.

20133030277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 28.

Adding to 20133030277 its reverse (77203033102), we get a palindrome (97336063379).

The spelling of 20133030277 in words is "twenty billion, one hundred thirty-three million, thirty thousand, two hundred seventy-seven".