221010120220102 has 8 divisors (see below), whose sum is σ = 331631054222112. Its totient is φ = 110466435479400.

The previous prime is 221010120220073. The next prime is 221010120220117. The reversal of 221010120220102 is 201022021010122.

It is a happy number.

221010120220102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 19312308174 + ... + 19312319617.

It is an arithmetic number, because the mean of its divisors is an integer number (41453881777764).

Almost surely, 2^{221010120220102} is an apocalyptic number.

221010120220102 is a deficient number, since it is larger than the sum of its proper divisors (110620934002010).

221010120220102 is a wasteful number, since it uses less digits than its factorization.

221010120220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38624630654.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221010120220102 its reverse (201022021010122), we get a palindrome (422032141230224).

The spelling of 221010120220102 in words is "two hundred twenty-one trillion, ten billion, one hundred twenty million, two hundred twenty thousand, one hundred two".