201120211020210 has 64 divisors (see below), whose sum is σ = 482927155373952. Its totient is φ = 53605546244096.

The previous prime is 201120211020193. The next prime is 201120211020251. The reversal of 201120211020210 is 12020112021102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201120211020210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 503612332 + ... + 504011528.

It is an arithmetic number, because the mean of its divisors is an integer number (7545736802718).

Almost surely, 2^{201120211020210} is an apocalyptic number.

201120211020210 is an abundant number, since it is smaller than the sum of its proper divisors (281806944353742).

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

201120211020210 is a wasteful number, since it uses less digits than its factorization.

201120211020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407467.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201120211020210 its reverse (12020112021102), we get a palindrome (213140323041312).

The spelling of 201120211020210 in words is "two hundred one trillion, one hundred twenty billion, two hundred eleven million, twenty thousand, two hundred ten".