111011221010102 has 16 divisors (see below), whose sum is σ = 190305345140640. Its totient is φ = 47576138866368.

The previous prime is 111011221010101. The next prime is 111011221010117. The reversal of 111011221010102 is 201010122110111.

111011221010102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011221010101) 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, 1019327 + ... + 14935242.

It is an arithmetic number, because the mean of its divisors is an integer number (11894084071290).

Almost surely, 2^{111011221010102} is an apocalyptic number.

111011221010102 is a deficient number, since it is larger than the sum of its proper divisors (79294124130538).

111011221010102 is a wasteful number, since it uses less digits than its factorization.

111011221010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16451575.

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

Adding to 111011221010102 its reverse (201010122110111), we get a palindrome (312021343120213).

The spelling of 111011221010102 in words is "one hundred eleven trillion, eleven billion, two hundred twenty-one million, ten thousand, one hundred two".