1020012868177 has 2 divisors, whose sum is σ = 1020012868178. Its totient is φ = 1020012868176.

The previous prime is 1020012868097. The next prime is 1020012868183. The reversal of 1020012868177 is 7718682100201.

1020012868177 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990186196561 + 29826671616 = 995081^2 + 172704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020012868177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020012868877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510006434088 + 510006434089.

It is an arithmetic number, because the mean of its divisors is an integer number (510006434089).

Almost surely, 2^{1020012868177} is an apocalyptic number.

It is an amenable number.

1020012868177 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020012868177 is an equidigital number, since it uses as much as digits as its factorization.

1020012868177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 43.

Adding to 1020012868177 its reverse (7718682100201), we get a palindrome (8738694968378).

The spelling of 1020012868177 in words is "one trillion, twenty billion, twelve million, eight hundred sixty-eight thousand, one hundred seventy-seven".