201122221102002 has 32 divisors (see below), whose sum is σ = 447359511720960. Its totient is φ = 66977553976560.

The previous prime is 201122221101953. The next prime is 201122221102037. The reversal of 201122221102002 is 200201122221102.

It is a happy number.

201122221102002 is a `hidden beast` number, since 20 + 11 + 222 + 211 + 0 + 200 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1755119698 + ... + 1755234285.

It is an arithmetic number, because the mean of its divisors is an integer number (13979984741280).

Almost surely, 2^{201122221102002} is an apocalyptic number.

201122221102002 is an abundant number, since it is smaller than the sum of its proper divisors (246237290618958).

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

201122221102002 is a wasteful number, since it uses less digits than its factorization.

201122221102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510355055 (or 3510355049 counting only the distinct ones).

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

Adding to 201122221102002 its reverse (200201122221102), we get a palindrome (401323343323104).

The spelling of 201122221102002 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred two thousand, two".