102221200220000 has 120 divisors (see below), whose sum is σ = 251494351964856. Its totient is φ = 40886062976000.

The previous prime is 102221200219939. The next prime is 102221200220137. The reversal of 102221200220000 is 22002122201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 359597924 + ... + 359882076.

Almost surely, 2^{102221200220000} is an apocalyptic number.

102221200220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102221200220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125747175982428).

102221200220000 is an abundant number, since it is smaller than the sum of its proper divisors (149273151744856).

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

102221200220000 is an equidigital number, since it uses as much as digits as its factorization.

102221200220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302170 (or 302147 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102221200220000 its reverse (22002122201), we get a palindrome (102243202342201).

The spelling of 102221200220000 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred million, two hundred twenty thousand".