102000122110121 has 4 divisors (see below), whose sum is σ = 102002639491200. Its totient is φ = 101997604729044.

The previous prime is 102000122110079. The next prime is 102000122110123. The reversal of 102000122110121 is 121011221000201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102000122110121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102000122110096 and 102000122110105.

It is not an unprimeable number, because it can be changed into a prime (102000122110123) 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, 1258629761 + ... + 1258710798.

It is an arithmetic number, because the mean of its divisors is an integer number (25500659872800).

Almost surely, 2^{102000122110121} is an apocalyptic number.

It is an amenable number.

102000122110121 is a deficient number, since it is larger than the sum of its proper divisors (2517381079).

102000122110121 is an equidigital number, since it uses as much as digits as its factorization.

102000122110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517381078.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102000122110121 its reverse (121011221000201), we get a palindrome (223011343110322).

The spelling of 102000122110121 in words is "one hundred two trillion, one hundred twenty-two million, one hundred ten thousand, one hundred twenty-one".