11022221210202 has 24 divisors (see below), whose sum is σ = 24526924676436. Its totient is φ = 3574774446336.

The previous prime is 11022221210167. The next prime is 11022221210249. The reversal of 11022221210202 is 20201212222011.

It is a happy number.

11022221210202 is a `hidden beast` number, since 1 + 10 + 22 + 221 + 210 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10946562656481 + 75658553721 = 3308559^2 + 275061^2 .

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 11 ways as a sum of consecutive naturals, for example, 8274940183 + ... + 8274941514.

Almost surely, 2^{11022221210202} is an apocalyptic number.

11022221210202 is an abundant number, since it is smaller than the sum of its proper divisors (13504703466234).

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

11022221210202 is a wasteful number, since it uses less digits than its factorization.

11022221210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16549881742 (or 16549881739 counting only the distinct ones).

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

Adding to 11022221210202 its reverse (20201212222011), we get a palindrome (31223433432213).

The spelling of 11022221210202 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, two hundred ten thousand, two hundred two".