11102222120202 has 24 divisors (see below), whose sum is σ = 25100676098784. Its totient is φ = 3539838936744.

The previous prime is 11102222120201. The next prime is 11102222120219. The reversal of 11102222120202 is 20202122220111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11102222120201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13408480408 + ... + 13408481235.

It is an arithmetic number, because the mean of its divisors is an integer number (1045861504116).

Almost surely, 2^{11102222120202} is an apocalyptic number.

11102222120202 is an abundant number, since it is smaller than the sum of its proper divisors (13998453978582).

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

11102222120202 is a wasteful number, since it uses less digits than its factorization.

11102222120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26816961674 (or 26816961671 counting only the distinct ones).

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

Adding to 11102222120202 its reverse (20202122220111), we get a palindrome (31304344340313).

Subtracting 11102222120202 from its reverse (20202122220111), we obtain a palindrome (9099900099909).

The spelling of 11102222120202 in words is "eleven trillion, one hundred two billion, two hundred twenty-two million, one hundred twenty thousand, two hundred two".