111221000219983 has 2 divisors, whose sum is σ = 111221000219984. Its totient is φ = 111221000219982.

The previous prime is 111221000219971. The next prime is 111221000220059. The reversal of 111221000219983 is 389912000122111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111221000219983 is a prime.

It is a super-2 number, since 2×111221000219983² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111221000219783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610500109991 + 55610500109992.

It is an arithmetic number, because the mean of its divisors is an integer number (55610500109992).

Almost surely, 2^{111221000219983} is an apocalyptic number.

111221000219983 is a deficient number, since it is larger than the sum of its proper divisors (1).

111221000219983 is an equidigital number, since it uses as much as digits as its factorization.

111221000219983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 40.

The spelling of 111221000219983 in words is "one hundred eleven trillion, two hundred twenty-one billion, two hundred nineteen thousand, nine hundred eighty-three".