221102120002202 has 8 divisors (see below), whose sum is σ = 333224996022912. Its totient is φ = 110027121327900.

The previous prime is 221102120002177. The next prime is 221102120002223. The reversal of 221102120002202 is 202200021201122.

It is a happy number.

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

It is a super-2 number, since 2×221102120002202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261969336074 + ... + 261969336917.

It is an arithmetic number, because the mean of its divisors is an integer number (41653124502864).

Almost surely, 2^{221102120002202} is an apocalyptic number.

221102120002202 is a deficient number, since it is larger than the sum of its proper divisors (112122876020710).

221102120002202 is a wasteful number, since it uses less digits than its factorization.

221102120002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523938673204.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 221102120002202 its reverse (202200021201122), we get a palindrome (423302141203324).

The spelling of 221102120002202 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred twenty million, two thousand, two hundred two".