102002122001121 has 4 divisors (see below), whose sum is σ = 136002829334832. Its totient is φ = 68001414667412.

The previous prime is 102002122001089. The next prime is 102002122001123. The reversal of 102002122001121 is 121100221200201.

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 not a de Polignac number, because 102002122001121 - 2⁵ = 102002122001089 is a prime.

It is a super-3 number, since 3×102002122001121³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102002122001121.

It is not an unprimeable number, because it can be changed into a prime (102002122001123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17000353666851 + ... + 17000353666856.

It is an arithmetic number, because the mean of its divisors is an integer number (34000707333708).

Almost surely, 2^{102002122001121} is an apocalyptic number.

It is an amenable number.

102002122001121 is a deficient number, since it is larger than the sum of its proper divisors (34000707333711).

102002122001121 is an equidigital number, since it uses as much as digits as its factorization.

102002122001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000707333710.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102002122001121 its reverse (121100221200201), we get a palindrome (223102343201322).

The spelling of 102002122001121 in words is "one hundred two trillion, two billion, one hundred twenty-two million, one thousand, one hundred twenty-one".