221102102000202 has 64 divisors (see below), whose sum is σ = 469013884416000. Its totient is φ = 69347051598528.

The previous prime is 221102102000191. The next prime is 221102102000237. The reversal of 221102102000202 is 202000201201122.

221102102000202 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221102102000202² (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 31 ways as a sum of consecutive naturals, for example, 50783202 + ... + 54964877.

It is an arithmetic number, because the mean of its divisors is an integer number (7328341944000).

Almost surely, 2^{221102102000202} is an apocalyptic number.

221102102000202 is an abundant number, since it is smaller than the sum of its proper divisors (247911782415798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221102102000202 is a wasteful number, since it uses less digits than its factorization.

221102102000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105748355.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 221102102000202 its reverse (202000201201122), we get a palindrome (423102303201324).

The spelling of 221102102000202 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred two million, two hundred two", and thus it is an aban number.