11101222220202 has 32 divisors (see below), whose sum is σ = 24671999064960. Its totient is φ = 3700014953760.

The previous prime is 11101222220191. The next prime is 11101222220213. The reversal of 11101222220202 is 20202222210111.

It is a happy number.

11101222220202 is a `hidden beast` number, since 11 + 10 + 1 + 222 + 220 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (11101222220191) and next prime (11101222220213).

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 15 ways as a sum of consecutive naturals, for example, 10387374 + ... + 11406137.

It is an arithmetic number, because the mean of its divisors is an integer number (770999970780).

Almost surely, 2^{11101222220202} is an apocalyptic number.

11101222220202 is an abundant number, since it is smaller than the sum of its proper divisors (13570776844758).

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

11101222220202 is a wasteful number, since it uses less digits than its factorization.

11101222220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21802955 (or 21802949 counting only the distinct ones).

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

Adding to 11101222220202 its reverse (20202222210111), we get a palindrome (31303444430313).

The spelling of 11101222220202 in words is "eleven trillion, one hundred one billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".