201220102 has 8 divisors (see below), whose sum is σ = 301924656. Its totient is φ = 100578552.

The previous prime is 201220073. The next prime is 201220199. The reversal of 201220102 is 201022102.

201220102 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, 6733 + ... + 21160.

It is an arithmetic number, because the mean of its divisors is an integer number (37740582).

Almost surely, 2^201220102 is an apocalyptic number.

201220102 is a deficient number, since it is larger than the sum of its proper divisors (100704554).

201220102 is a wasteful number, since it uses less digits than its factorization.

201220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31502.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 201220102 is about 14185.2071539333. The cubic root of 201220102 is about 585.9903375266.

Adding to 201220102 its reverse (201022102), we get a palindrome (402242204).

The spelling of 201220102 in words is "two hundred one million, two hundred twenty thousand, one hundred two".