201011220222102 has 80 divisors (see below), whose sum is σ = 457163310605760. Its totient is φ = 66006711648432.

The previous prime is 201011220222091. The next prime is 201011220222143. The reversal of 201011220222102 is 201222022110102.

It is a happy number.

201011220222102 is a `hidden beast` number, since 20 + 101 + 1 + 220 + 222 + 102 = 666.

201011220222102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29289268 + ... + 35494839.

It is an arithmetic number, because the mean of its divisors is an integer number (5714541382572).

Almost surely, 2^{201011220222102} is an apocalyptic number.

201011220222102 is an abundant number, since it is smaller than the sum of its proper divisors (256152090383658).

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

201011220222102 is a wasteful number, since it uses less digits than its factorization.

201011220222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64784407 (or 64784398 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201011220222102 its reverse (201222022110102), we get a palindrome (402233242332204).

The spelling of 201011220222102 in words is "two hundred one trillion, eleven billion, two hundred twenty million, two hundred twenty-two thousand, one hundred two".