111100020221041 has 2 divisors, whose sum is σ = 111100020221042. Its totient is φ = 111100020221040.

The previous prime is 111100020221039. The next prime is 111100020221053. The reversal of 111100020221041 is 140122020001111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99470283363441 + 11629736857600 = 9973479^2 + 3410240^2 .

It is an emirp because it is prime and its reverse (140122020001111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111100020221041 - 2¹ = 111100020221039 is a prime.

It is a super-3 number, since 3×111100020221041³ (a number of 43 digits) contains 333 as substring.

Together with 111100020221039, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111100020201041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550010110520 + 55550010110521.

It is an arithmetic number, because the mean of its divisors is an integer number (55550010110521).

Almost surely, 2^{111100020221041} is an apocalyptic number.

It is an amenable number.

111100020221041 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100020221041 is an equidigital number, since it uses as much as digits as its factorization.

111100020221041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111100020221041 its reverse (140122020001111), we get a palindrome (251222040222152).

The spelling of 111100020221041 in words is "one hundred eleven trillion, one hundred billion, twenty million, two hundred twenty-one thousand, forty-one".