11221110021102 has 16 divisors (see below), whose sum is σ = 22443430675152. Its totient is φ = 3740168234880.

The previous prime is 11221110021067. The next prime is 11221110021109. The reversal of 11221110021102 is 20112001112211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221110021109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50322523 + ... + 50545014.

It is an arithmetic number, because the mean of its divisors is an integer number (1402714417197).

Almost surely, 2^{11221110021102} is an apocalyptic number.

11221110021102 is an abundant number, since it is smaller than the sum of its proper divisors (11222320654050).

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

11221110021102 is a wasteful number, since it uses less digits than its factorization.

11221110021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100886083.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11221110021102 its reverse (20112001112211), we get a palindrome (31333111133313).

The spelling of 11221110021102 in words is "eleven trillion, two hundred twenty-one billion, one hundred ten million, twenty-one thousand, one hundred two".