111012120001102 has 16 divisors (see below), whose sum is σ = 167586274225440. Its totient is φ = 55150060107168.

The previous prime is 111012120001049. The next prime is 111012120001103. The reversal of 111012120001102 is 201100021210111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012120001103) 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, 812058 + ... + 14922589.

It is an arithmetic number, because the mean of its divisors is an integer number (10474142139090).

Almost surely, 2^{111012120001102} is an apocalyptic number.

111012120001102 is a deficient number, since it is larger than the sum of its proper divisors (56574154224338).

111012120001102 is a wasteful number, since it uses less digits than its factorization.

111012120001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15757275.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012120001102 its reverse (201100021210111), we get a palindrome (312112141211213).

The spelling of 111012120001102 in words is "one hundred eleven trillion, twelve billion, one hundred twenty million, one thousand, one hundred two".