201100021120002 has 64 divisors (see below), whose sum is σ = 421202510846208. Its totient is φ = 63947747808000.

The previous prime is 201100021120001. The next prime is 201100021120021. The reversal of 201100021120002 is 200021120001102.

It is a self number, because there is not a number n which added to its sum of digits gives 201100021120002.

It is not an unprimeable number, because it can be changed into a prime (201100021120001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32391649 + ... + 38097492.

It is an arithmetic number, because the mean of its divisors is an integer number (6581289231972).

Almost surely, 2^{201100021120002} is an apocalyptic number.

201100021120002 is an abundant number, since it is smaller than the sum of its proper divisors (220102489726206).

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

201100021120002 is a wasteful number, since it uses less digits than its factorization.

201100021120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70489435.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201100021120002 its reverse (200021120001102), we get a palindrome (401121141121104).

The spelling of 201100021120002 in words is "two hundred one trillion, one hundred billion, twenty-one million, one hundred twenty thousand, two".