102210221212120 has 96 divisors (see below), whose sum is σ = 271905177289680. Its totient is φ = 34469020696320.

The previous prime is 102210221212097. The next prime is 102210221212133. The reversal of 102210221212120 is 21212122012201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 427323654 + ... + 427562773.

Almost surely, 2^{102210221212120} is an apocalyptic number.

102210221212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102210221212120 is an abundant number, since it is smaller than the sum of its proper divisors (169694956077560).

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

102210221212120 is a wasteful number, since it uses less digits than its factorization.

102210221212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854886513 (or 854886502 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102210221212120 its reverse (21212122012201), we get a palindrome (123422343224321).

The spelling of 102210221212120 in words is "one hundred two trillion, two hundred ten billion, two hundred twenty-one million, two hundred twelve thousand, one hundred twenty".