111001101010102 has 64 divisors (see below), whose sum is σ = 186625096416000. Its totient is φ = 49206466455552.

The previous prime is 111001101010061. The next prime is 111001101010123. The reversal of 111001101010102 is 201010101100111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2111103649 + ... + 2111156227.

It is an arithmetic number, because the mean of its divisors is an integer number (2916017131500).

Almost surely, 2^{111001101010102} is an apocalyptic number.

111001101010102 is a deficient number, since it is larger than the sum of its proper divisors (75623995405898).

111001101010102 is a wasteful number, since it uses less digits than its factorization.

111001101010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71053.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111001101010102 its reverse (201010101100111), we get a palindrome (312011202110213).

Subtracting 111001101010102 from its reverse (201010101100111), we obtain a palindrome (90009000090009).

The spelling of 111001101010102 in words is "one hundred eleven trillion, one billion, one hundred one million, ten thousand, one hundred two".