20110002109177 has 2 divisors, whose sum is σ = 20110002109178. Its totient is φ = 20110002109176.

The previous prime is 20110002109159. The next prime is 20110002109201. The reversal of 20110002109177 is 77190120001102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18363933219856 + 1746068889321 = 4285316^2 + 1321389^2 .

It is a cyclic number.

It is not a de Polignac number, because 20110002109177 - 2⁷ = 20110002109049 is a prime.

It is a super-2 number, since 2×20110002109177² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20110002109577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055001054588 + 10055001054589.

It is an arithmetic number, because the mean of its divisors is an integer number (10055001054589).

Almost surely, 2^{20110002109177} is an apocalyptic number.

It is an amenable number.

20110002109177 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110002109177 is an equidigital number, since it uses as much as digits as its factorization.

20110002109177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 31.

The spelling of 20110002109177 in words is "twenty trillion, one hundred ten billion, two million, one hundred nine thousand, one hundred seventy-seven".