202201221011202 has 128 divisors (see below), whose sum is σ = 531260942745600. Its totient is φ = 55776895368768.

The previous prime is 202201221011171. The next prime is 202201221011221. The reversal of 202201221011202 is 202110122102202.

It is a happy number.

202201221011202 is a `hidden beast` number, since 20 + 220 + 1 + 2 + 210 + 11 + 202 = 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 63 ways as a sum of consecutive naturals, for example, 226940143 + ... + 227829389.

It is an arithmetic number, because the mean of its divisors is an integer number (4150476115200).

Almost surely, 2^{202201221011202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202201221011202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265630471372800).

202201221011202 is an abundant number, since it is smaller than the sum of its proper divisors (329059721734398).

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

202201221011202 is a wasteful number, since it uses less digits than its factorization.

202201221011202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910037 (or 910031 counting only the distinct ones).

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

Adding to 202201221011202 its reverse (202110122102202), we get a palindrome (404311343113404).

The spelling of 202201221011202 in words is "two hundred two trillion, two hundred one billion, two hundred twenty-one million, eleven thousand, two hundred two".