201122001101210 has 32 divisors (see below), whose sum is σ = 438074140216320. Its totient is φ = 64899872623872.

The previous prime is 201122001101113. The next prime is 201122001101213. The reversal of 201122001101210 is 12101100221102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (201122001101213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84505041290 + ... + 84505043669.

It is an arithmetic number, because the mean of its divisors is an integer number (13689816881760).

Almost surely, 2^{201122001101210} is an apocalyptic number.

201122001101210 is an abundant number, since it is smaller than the sum of its proper divisors (236952139115110).

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

201122001101210 is a wasteful number, since it uses less digits than its factorization.

201122001101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169010084990.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201122001101210 its reverse (12101100221102), we get a palindrome (213223101322312).

The spelling of 201122001101210 in words is "two hundred one trillion, one hundred twenty-two billion, one million, one hundred one thousand, two hundred ten".