201210211120 has 20 divisors (see below), whose sum is σ = 467813741040. Its totient is φ = 80484084416.

The previous prime is 201210211091. The next prime is 201210211151. The reversal of 201210211120 is 21112012102.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 201210211120.

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, 1257563740 + ... + 1257563899.

It is an arithmetic number, because the mean of its divisors is an integer number (23390687052).

Almost surely, 2^201210211120 is an apocalyptic number.

201210211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210211120 is an abundant number, since it is smaller than the sum of its proper divisors (266603529920).

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

201210211120 is a wasteful number, since it uses less digits than its factorization.

201210211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515127652 (or 2515127646 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201210211120 its reverse (21112012102), we get a palindrome (222322223222).

The spelling of 201210211120 in words is "two hundred one billion, two hundred ten million, two hundred eleven thousand, one hundred twenty".