11221120020102 has 16 divisors (see below), whose sum is σ = 22444308007920. Its totient is φ = 3740028678752.

The previous prime is 11221120020079. The next prime is 11221120020181. The reversal of 11221120020102 is 20102002112211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86094777 + ... + 86225012.

It is an arithmetic number, because the mean of its divisors is an integer number (1402769250495).

Almost surely, 2^{11221120020102} is an apocalyptic number.

11221120020102 is an abundant number, since it is smaller than the sum of its proper divisors (11223187987818).

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

11221120020102 is a wasteful number, since it uses less digits than its factorization.

11221120020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172330647.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11221120020102 its reverse (20102002112211), we get a palindrome (31323122132313).

The spelling of 11221120020102 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty million, twenty thousand, one hundred two".