102000002134777 has 2 divisors, whose sum is σ = 102000002134778. Its totient is φ = 102000002134776.

The previous prime is 102000002134739. The next prime is 102000002134783. The reversal of 102000002134777 is 777431200000201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58186445024016 + 43813557110761 = 7628004^2 + 6619181^2 .

It is an emirp because it is prime and its reverse (777431200000201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102000002134777 - 2³¹ = 101997854651129 is a prime.

It is not a weakly prime, because it can be changed into another prime (102000002134577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000001067388 + 51000001067389.

It is an arithmetic number, because the mean of its divisors is an integer number (51000001067389).

Almost surely, 2^{102000002134777} is an apocalyptic number.

It is an amenable number.

102000002134777 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000002134777 is an equidigital number, since it uses as much as digits as its factorization.

102000002134777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 34.

Adding to 102000002134777 its reverse (777431200000201), we get a palindrome (879431202134978).

The spelling of 102000002134777 in words is "one hundred two trillion, two million, one hundred thirty-four thousand, seven hundred seventy-seven".