110201121199877 has 2 divisors, whose sum is σ = 110201121199878. Its totient is φ = 110201121199876.

The previous prime is 110201121199847. The next prime is 110201121199879. The reversal of 110201121199877 is 778991121102011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110196540482116 + 4580717761 = 10497454^2 + 67681^2 .

It is an emirp because it is prime and its reverse (778991121102011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110201121199877 is a prime.

It is a super-2 number, since 2×110201121199877² (a number of 29 digits) contains 22 as substring.

Together with 110201121199879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110201121199879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55100560599938 + 55100560599939.

It is an arithmetic number, because the mean of its divisors is an integer number (55100560599939).

Almost surely, 2^{110201121199877} is an apocalyptic number.

It is an amenable number.

110201121199877 is a deficient number, since it is larger than the sum of its proper divisors (1).

110201121199877 is an equidigital number, since it uses as much as digits as its factorization.

110201121199877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 50.

The spelling of 110201121199877 in words is "one hundred ten trillion, two hundred one billion, one hundred twenty-one million, one hundred ninety-nine thousand, eight hundred seventy-seven".