111021100112032 has 36 divisors (see below), whose sum is σ = 240249431268378. Its totient is φ = 50464136412800.

The previous prime is 111021100111993. The next prime is 111021100112033. The reversal of 111021100112032 is 230211001120111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 110492809541136 + 528290570896 = 10511556^2 + 726836^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 111021100111997 and 111021100112015.

It is not an unprimeable number, because it can be changed into a prime (111021100112033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14336398519 + ... + 14336406262.

Almost surely, 2^{111021100112032} is an apocalyptic number.

It is an amenable number.

111021100112032 is an abundant number, since it is smaller than the sum of its proper divisors (129228331156346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111021100112032 is a wasteful number, since it uses less digits than its factorization.

111021100112032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28672804813 (or 28672804794 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111021100112032 its reverse (230211001120111), we get a palindrome (341232101232143).

The spelling of 111021100112032 in words is "one hundred eleven trillion, twenty-one billion, one hundred million, one hundred twelve thousand, thirty-two".