20230110077 has 2 divisors, whose sum is σ = 20230110078. Its totient is φ = 20230110076.

The previous prime is 20230110071. The next prime is 20230110091. The reversal of 20230110077 is 77001103202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10529632996 + 9700477081 = 102614^2 + 98491^2 .

It is a cyclic number.

It is not a de Polignac number, because 20230110077 - 2¹² = 20230105981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230110071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115055038 + 10115055039.

It is an arithmetic number, because the mean of its divisors is an integer number (10115055039).

Almost surely, 2^20230110077 is an apocalyptic number.

It is an amenable number.

20230110077 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230110077 is an equidigital number, since it uses as much as digits as its factorization.

20230110077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

Adding to 20230110077 its reverse (77001103202), we get a palindrome (97231213279).

The spelling of 20230110077 in words is "twenty billion, two hundred thirty million, one hundred ten thousand, seventy-seven".