11220121222102 has 32 divisors (see below), whose sum is σ = 18567283926240. Its totient is φ = 5052102209280.

The previous prime is 11220121222099. The next prime is 11220121222169. The reversal of 11220121222102 is 20122212102211.

It is a super-2 number, since 2×11220121222102² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11220121222102.

It is a congruent number.

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, 67703113 + ... + 67868635.

It is an arithmetic number, because the mean of its divisors is an integer number (580227622695).

Almost surely, 2^{11220121222102} is an apocalyptic number.

11220121222102 is a deficient number, since it is larger than the sum of its proper divisors (7347162704138).

11220121222102 is a wasteful number, since it uses less digits than its factorization.

11220121222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229168.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11220121222102 its reverse (20122212102211), we get a palindrome (31342333324313).

The spelling of 11220121222102 in words is "eleven trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred two".