11222222010102 has 80 divisors (see below), whose sum is σ = 25737316228800. Its totient is φ = 3653138040192.

The previous prime is 11222222010089. The next prime is 11222222010113. The reversal of 11222222010102 is 20101022222211.

It is a happy number.

11222222010102 is a `hidden beast` number, since 112 + 222 + 220 + 10 + 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 (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1867024 + ... + 5092172.

It is an arithmetic number, because the mean of its divisors is an integer number (321716452860).

Almost surely, 2^{11222222010102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222222010102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12868658114400).

11222222010102 is an abundant number, since it is smaller than the sum of its proper divisors (14515094218698).

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

11222222010102 is a wasteful number, since it uses less digits than its factorization.

11222222010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225667 (or 3225658 counting only the distinct ones).

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

Adding to 11222222010102 its reverse (20101022222211), we get a palindrome (31323244232313).

The spelling of 11222222010102 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-two million, ten thousand, one hundred two".