102000331212077 has 2 divisors, whose sum is σ = 102000331212078. Its totient is φ = 102000331212076.

The previous prime is 102000331212029. The next prime is 102000331212149. The reversal of 102000331212077 is 770212133000201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82186028053801 + 19814303158276 = 9065651^2 + 4451326^2 .

It is a cyclic number.

It is not a de Polignac number, because 102000331212077 - 2²² = 102000327017773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102000331218077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000165606038 + 51000165606039.

It is an arithmetic number, because the mean of its divisors is an integer number (51000165606039).

Almost surely, 2^{102000331212077} is an apocalyptic number.

It is an amenable number.

102000331212077 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000331212077 is an equidigital number, since it uses as much as digits as its factorization.

102000331212077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 102000331212077 its reverse (770212133000201), we get a palindrome (872212464212278).

The spelling of 102000331212077 in words is "one hundred two trillion, three hundred thirty-one million, two hundred twelve thousand, seventy-seven".