102122201121 has 4 divisors (see below), whose sum is σ = 136162934832. Its totient is φ = 68081467412.

The previous prime is 102122201101. The next prime is 102122201141. The reversal of 102122201121 is 121102221201.

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 an interprime number because it is at equal distance from previous prime (102122201101) and next prime (102122201141).

It is a cyclic number.

It is not a de Polignac number, because 102122201121 - 2¹¹ = 102122199073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102122201121.

It is not an unprimeable number, because it can be changed into a prime (102122201101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17020366851 + ... + 17020366856.

It is an arithmetic number, because the mean of its divisors is an integer number (34040733708).

Almost surely, 2^102122201121 is an apocalyptic number.

It is an amenable number.

102122201121 is a deficient number, since it is larger than the sum of its proper divisors (34040733711).

102122201121 is an equidigital number, since it uses as much as digits as its factorization.

102122201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34040733710.

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

Adding to 102122201121 its reverse (121102221201), we get a palindrome (223224422322).

The spelling of 102122201121 in words is "one hundred two billion, one hundred twenty-two million, two hundred one thousand, one hundred twenty-one".