11021222220102 has 24 divisors (see below), whose sum is σ = 23879386776960. Its totient is φ = 3673729668240.

The previous prime is 11021222220097. The next prime is 11021222220143. The reversal of 11021222220102 is 20102222212011.

It is a happy number.

11021222220102 is a `hidden beast` number, since 110 + 212 + 22 + 220 + 102 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7102299 + ... + 8513817.

It is an arithmetic number, because the mean of its divisors is an integer number (994974449040).

Almost surely, 2^{11021222220102} is an apocalyptic number.

11021222220102 is an abundant number, since it is smaller than the sum of its proper divisors (12858164556858).

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

11021222220102 is a wasteful number, since it uses less digits than its factorization.

11021222220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845308 (or 1845305 counting only the distinct ones).

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

Adding to 11021222220102 its reverse (20102222212011), we get a palindrome (31123444432113).

The spelling of 11021222220102 in words is "eleven trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty thousand, one hundred two".