1111220111102 has 8 divisors (see below), whose sum is σ = 1739301043536. Its totient is φ = 531453096592.

The previous prime is 1111220111101. The next prime is 1111220111129. The reversal of 1111220111102 is 2011110221111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111220111101) 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, 12078479423 + ... + 12078479514.

It is an arithmetic number, because the mean of its divisors is an integer number (217412630442).

Almost surely, 2^{1111220111102} is an apocalyptic number.

1111220111102 is a deficient number, since it is larger than the sum of its proper divisors (628080932434).

1111220111102 is a wasteful number, since it uses less digits than its factorization.

1111220111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24156958962.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111220111102 its reverse (2011110221111), we get a palindrome (3122330332213).

The spelling of 1111220111102 in words is "one trillion, one hundred eleven billion, two hundred twenty million, one hundred eleven thousand, one hundred two".