102221011121 has 8 divisors (see below), whose sum is σ = 104281478784. Its totient is φ = 100177786240.

The previous prime is 102221011099. The next prime is 102221011133. The reversal of 102221011121 is 121110122201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102221011121 - 2³⁴ = 85041141937 is a prime.

It is a super-2 number, since 2×102221011121² (a number of 23 digits) contains 22 as substring.

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 = 102221011096 and 102221011105.

It is not an unprimeable number, because it can be changed into a prime (102221011421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4298720 + ... + 4322433.

It is an arithmetic number, because the mean of its divisors is an integer number (13035184848).

Almost surely, 2^102221011121 is an apocalyptic number.

It is an amenable number.

102221011121 is a deficient number, since it is larger than the sum of its proper divisors (2060467663).

102221011121 is an equidigital number, since it uses as much as digits as its factorization.

102221011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8621391.

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

Adding to 102221011121 its reverse (121110122201), we get a palindrome (223331133322).

The spelling of 102221011121 in words is "one hundred two billion, two hundred twenty-one million, eleven thousand, one hundred twenty-one".