111032102002021 has 2 divisors, whose sum is σ = 111032102002022. Its totient is φ = 111032102002020.

The previous prime is 111032102001983. The next prime is 111032102002037. The reversal of 111032102002021 is 120200201230111.

It is an a-pointer prime, because the next prime (111032102002037) can be obtained adding 111032102002021 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111030181371396 + 1920630625 = 10537086^2 + 43825^2 .

It is a cyclic number.

It is not a de Polignac number, because 111032102002021 - 2²⁷ = 111031967784293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111032102001986 and 111032102002004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111032102002421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55516051001010 + 55516051001011.

It is an arithmetic number, because the mean of its divisors is an integer number (55516051001011).

Almost surely, 2^{111032102002021} is an apocalyptic number.

It is an amenable number.

111032102002021 is a deficient number, since it is larger than the sum of its proper divisors (1).

111032102002021 is an equidigital number, since it uses as much as digits as its factorization.

111032102002021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111032102002021 its reverse (120200201230111), we get a palindrome (231232303232132).

The spelling of 111032102002021 in words is "one hundred eleven trillion, thirty-two billion, one hundred two million, two thousand, twenty-one".