111112010122101 has 16 divisors (see below), whose sum is σ = 148267155503040. Its totient is φ = 74015772105600.

The previous prime is 111112010122097. The next prime is 111112010122121. The reversal of 111112010122101 is 101221010211111.

It is not a de Polignac number, because 111112010122101 - 2² = 111112010122097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112010122121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154860486 + ... + 155576328.

It is an arithmetic number, because the mean of its divisors is an integer number (9266697218940).

Almost surely, 2^{111112010122101} is an apocalyptic number.

It is an amenable number.

111112010122101 is a deficient number, since it is larger than the sum of its proper divisors (37155145380939).

111112010122101 is a wasteful number, since it uses less digits than its factorization.

111112010122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756916.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111112010122101 its reverse (101221010211111), we get a palindrome (212333020333212).

The spelling of 111112010122101 in words is "one hundred eleven trillion, one hundred twelve billion, ten million, one hundred twenty-two thousand, one hundred one".