111000220119973 has 2 divisors, whose sum is σ = 111000220119974. Its totient is φ = 111000220119972.

The previous prime is 111000220119959. The next prime is 111000220120019. The reversal of 111000220119973 is 379911022000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110814823567044 + 185396552929 = 10526862^2 + 430577^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000220119973 - 2⁴⁵ = 75815848031141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111000220119913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500110059986 + 55500110059987.

It is an arithmetic number, because the mean of its divisors is an integer number (55500110059987).

Almost surely, 2^{111000220119973} is an apocalyptic number.

It is an amenable number.

111000220119973 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000220119973 is an equidigital number, since it uses as much as digits as its factorization.

111000220119973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 37.

The spelling of 111000220119973 in words is "one hundred eleven trillion, two hundred twenty million, one hundred nineteen thousand, nine hundred seventy-three".