111120000222001 has 2 divisors, whose sum is σ = 111120000222002. Its totient is φ = 111120000222000.

The previous prime is 111120000221887. The next prime is 111120000222037. The reversal of 111120000222001 is 100222000021111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102335883854400 + 8784116367601 = 10116120^2 + 2963801^2 .

It is a cyclic number.

It is not a de Polignac number, because 111120000222001 - 2⁷ = 111120000221873 is a prime.

It is not a weakly prime, because it can be changed into another prime (111120000222071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560000111000 + 55560000111001.

It is an arithmetic number, because the mean of its divisors is an integer number (55560000111001).

Almost surely, 2^{111120000222001} is an apocalyptic number.

It is an amenable number.

111120000222001 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120000222001 is an equidigital number, since it uses as much as digits as its factorization.

111120000222001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111120000222001 its reverse (100222000021111), we get a palindrome (211342000243112).

The spelling of 111120000222001 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred twenty-two thousand, one".