111110012002101 has 12 divisors (see below), whose sum is σ = 172333896166752. Its totient is φ = 63491435429688.

The previous prime is 111110012002057. The next prime is 111110012002141. The reversal of 111110012002101 is 101200210011111.

It is not a de Polignac number, because 111110012002101 - 2¹⁹ = 111110011477813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110012002141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377925210745 + ... + 377925211038.

It is an arithmetic number, because the mean of its divisors is an integer number (14361158013896).

Almost surely, 2^{111110012002101} is an apocalyptic number.

It is an amenable number.

111110012002101 is a deficient number, since it is larger than the sum of its proper divisors (61223884164651).

111110012002101 is an equidigital number, since it uses as much as digits as its factorization.

111110012002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755850421800 (or 755850421793 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111110012002101 its reverse (101200210011111), we get a palindrome (212310222013212).

The spelling of 111110012002101 in words is "one hundred eleven trillion, one hundred ten billion, twelve million, two thousand, one hundred one".