202220111021202 has 128 divisors (see below), whose sum is σ = 503004365510400. Its totient is φ = 59844619542528.

The previous prime is 202220111021189. The next prime is 202220111021251. The reversal of 202220111021202 is 202120111022202.

It is a happy number.

202220111021202 is a `hidden beast` number, since 202 + 220 + 11 + 10 + 21 + 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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20815543 + ... + 28943514.

It is an arithmetic number, because the mean of its divisors is an integer number (3929721605550).

Almost surely, 2^{202220111021202} is an apocalyptic number.

202220111021202 is an abundant number, since it is smaller than the sum of its proper divisors (300784254489198).

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

202220111021202 is a wasteful number, since it uses less digits than its factorization.

202220111021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49759337 (or 49759331 counting only the distinct ones).

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

Adding to 202220111021202 its reverse (202120111022202), we get a palindrome (404340222043404).

The spelling of 202220111021202 in words is "two hundred two trillion, two hundred twenty billion, one hundred eleven million, twenty-one thousand, two hundred two".