102000121101 has 8 divisors (see below), whose sum is σ = 151111290560. Its totient is φ = 68000080716.

The previous prime is 102000121087. The next prime is 102000121133. The reversal of 102000121101 is 101121000201.

It is a happy number.

It is not a de Polignac number, because 102000121101 - 2⁹ = 102000120589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000121001) 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 in 7 ways as a sum of consecutive naturals, for example, 1888891105 + ... + 1888891158.

It is an arithmetic number, because the mean of its divisors is an integer number (18888911320).

Almost surely, 2^102000121101 is an apocalyptic number.

It is an amenable number.

102000121101 is a deficient number, since it is larger than the sum of its proper divisors (49111169459).

102000121101 is an equidigital number, since it uses as much as digits as its factorization.

102000121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777782272 (or 3777782266 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 102000121101 its reverse (101121000201), we get a palindrome (203121121302).

The spelling of 102000121101 in words is "one hundred two billion, one hundred twenty-one thousand, one hundred one".