12111403441102 has 80 divisors (see below), whose sum is σ = 21480100853760. Its totient is φ = 5120914995504.

The previous prime is 12111403441091. The next prime is 12111403441103. The reversal of 12111403441102 is 20114430411121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111403441103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 109108393 + ... + 109219339.

It is an arithmetic number, because the mean of its divisors is an integer number (268501260672).

Almost surely, 2^{12111403441102} is an apocalyptic number.

12111403441102 is a deficient number, since it is larger than the sum of its proper divisors (9368697412658).

12111403441102 is a wasteful number, since it uses less digits than its factorization.

12111403441102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111283 (or 111262 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 12111403441102 its reverse (20114430411121), we get a palindrome (32225833852223).

The spelling of 12111403441102 in words is "twelve trillion, one hundred eleven billion, four hundred three million, four hundred forty-one thousand, one hundred two".