1112211021102 has 8 divisors (see below), whose sum is σ = 2224422042216. Its totient is φ = 370737007032.

The previous prime is 1112211021073. The next prime is 1112211021109. The reversal of 1112211021102 is 2011201122111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1112211021102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112211021109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92684251753 + ... + 92684251764.

It is an arithmetic number, because the mean of its divisors is an integer number (278052755277).

Almost surely, 2^{1112211021102} is an apocalyptic number.

1112211021102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1112211021102 is a wasteful number, since it uses less digits than its factorization.

1112211021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185368503522.

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

Adding to 1112211021102 its reverse (2011201122111), we get a palindrome (3123412143213).

The spelling of 1112211021102 in words is "one trillion, one hundred twelve billion, two hundred eleven million, twenty-one thousand, one hundred two".