100231002077 has 2 divisors, whose sum is σ = 100231002078. Its totient is φ = 100231002076.

The previous prime is 100231002007. The next prime is 100231002097. The reversal of 100231002077 is 770200132001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87702453316 + 12528548761 = 296146^2 + 111931^2 .

It is an emirp because it is prime and its reverse (770200132001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100231002077 - 2³⁶ = 31511525341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100231002007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50115501038 + 50115501039.

It is an arithmetic number, because the mean of its divisors is an integer number (50115501039).

Almost surely, 2^100231002077 is an apocalyptic number.

It is an amenable number.

100231002077 is a deficient number, since it is larger than the sum of its proper divisors (1).

100231002077 is an equidigital number, since it uses as much as digits as its factorization.

100231002077 is an odious number, because the sum of its binary digits is odd.

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

Adding to 100231002077 its reverse (770200132001), we get a palindrome (870431134078).

The spelling of 100231002077 in words is "one hundred billion, two hundred thirty-one million, two thousand, seventy-seven".