111020101111023 has 16 divisors (see below), whose sum is σ = 159559328056800. Its totient is φ = 68257555277184.

The previous prime is 111020101110979. The next prime is 111020101111061. The reversal of 111020101111023 is 320111101020111.

It is not a de Polignac number, because 111020101111023 - 2¹⁰ = 111020101109999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111020101110993 and 111020101111011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020101111063) 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, 1302184848 + ... + 1302270101.

It is an arithmetic number, because the mean of its divisors is an integer number (9972458003550).

Almost surely, 2^{111020101111023} is an apocalyptic number.

111020101111023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111020101111023 is a deficient number, since it is larger than the sum of its proper divisors (48539226945777).

111020101111023 is a wasteful number, since it uses less digits than its factorization.

111020101111023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604456058.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 111020101111023 its reverse (320111101020111), we get a palindrome (431131202131134).

The spelling of 111020101111023 in words is "one hundred eleven trillion, twenty billion, one hundred one million, one hundred eleven thousand, twenty-three".