101161701108877 has 4 divisors (see below), whose sum is σ = 101189856331260. Its totient is φ = 101133545886496.

The previous prime is 101161701108841. The next prime is 101161701108907. The reversal of 101161701108877 is 778801107161101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13442386300996 + 87719314807881 = 3666386^2 + 9365859^2 .

It is a cyclic number.

It is not a de Polignac number, because 101161701108877 - 2⁷ = 101161701108749 is a prime.

It is a super-2 number, since 2×101161701108877² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101161701108877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101161701108577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14077605802 + ... + 14077612987.

It is an arithmetic number, because the mean of its divisors is an integer number (25297464082815).

Almost surely, 2^{101161701108877} is an apocalyptic number.

It is an amenable number.

101161701108877 is a deficient number, since it is larger than the sum of its proper divisors (28155222383).

101161701108877 is an equidigital number, since it uses as much as digits as its factorization.

101161701108877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28155222382.

The product of its (nonzero) digits is 131712, while the sum is 49.

Adding to 101161701108877 its reverse (778801107161101), we get a palindrome (879962808269978).

The spelling of 101161701108877 in words is "one hundred one trillion, one hundred sixty-one billion, seven hundred one million, one hundred eight thousand, eight hundred seventy-seven".