11011121222202 has 64 divisors (see below), whose sum is σ = 24561683827200. Its totient is φ = 3656518848000.

The previous prime is 11011121222201. The next prime is 11011121222237. The reversal of 11011121222202 is 20222212111011.

11011121222202 is a `hidden beast` number, since 110 + 11 + 121 + 222 + 202 = 666.

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 (11011121222201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16254658 + ... + 16918514.

It is an arithmetic number, because the mean of its divisors is an integer number (383776309800).

Almost surely, 2^{11011121222202} is an apocalyptic number.

11011121222202 is an abundant number, since it is smaller than the sum of its proper divisors (13550562604998).

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

11011121222202 is a wasteful number, since it uses less digits than its factorization.

11011121222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665028 (or 665022 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11011121222202 its reverse (20222212111011), we get a palindrome (31233333333213).

The spelling of 11011121222202 in words is "eleven trillion, eleven billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred two".