111202101121023 has 24 divisors (see below), whose sum is σ = 175228364303616. Its totient is φ = 67394900869200.

The previous prime is 111202101120949. The next prime is 111202101121121. The reversal of 111202101121023 is 320121101202111.

It is a happy number.

It is not a de Polignac number, because 111202101121023 - 2²⁹ = 111201564250111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111202101120987 and 111202101121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111202101120023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19874736 + ... + 24847722.

It is an arithmetic number, because the mean of its divisors is an integer number (7301181845984).

Almost surely, 2^{111202101121023} is an apocalyptic number.

111202101121023 is a deficient number, since it is larger than the sum of its proper divisors (64026263182593).

111202101121023 is a wasteful number, since it uses less digits than its factorization.

111202101121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198875 (or 5198872 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111202101121023 its reverse (320121101202111), we get a palindrome (431323202323134).

The spelling of 111202101121023 in words is "one hundred eleven trillion, two hundred two billion, one hundred one million, one hundred twenty-one thousand, twenty-three".