1020120323177 has 2 divisors, whose sum is σ = 1020120323178. Its totient is φ = 1020120323176.

The previous prime is 1020120323129. The next prime is 1020120323227. The reversal of 1020120323177 is 7713230210201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 646510875481 + 373609447696 = 804059^2 + 611236^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020120323177 - 2⁶ = 1020120323113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020120923177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510060161588 + 510060161589.

It is an arithmetic number, because the mean of its divisors is an integer number (510060161589).

Almost surely, 2^{1020120323177} is an apocalyptic number.

It is an amenable number.

1020120323177 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020120323177 is an equidigital number, since it uses as much as digits as its factorization.

1020120323177 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 1020120323177 its reverse (7713230210201), we get a palindrome (8733350533378).

The spelling of 1020120323177 in words is "one trillion, twenty billion, one hundred twenty million, three hundred twenty-three thousand, one hundred seventy-seven".