222000011111201 has 2 divisors, whose sum is σ = 222000011111202. Its totient is φ = 222000011111200.

The previous prime is 222000011111149. The next prime is 222000011111251. The reversal of 222000011111201 is 102111110000222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221990660221201 + 9350890000 = 14899351^2 + 96700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222000011111201 is a prime.

It is not a weakly prime, because it can be changed into another prime (222000011111251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000005555600 + 111000005555601.

It is an arithmetic number, because the mean of its divisors is an integer number (111000005555601).

Almost surely, 2^{222000011111201} is an apocalyptic number.

It is an amenable number.

222000011111201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222000011111201 is an equidigital number, since it uses as much as digits as its factorization.

222000011111201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 222000011111201 its reverse (102111110000222), we get a palindrome (324111121111423).

The spelling of 222000011111201 in words is "two hundred twenty-two trillion, eleven million, one hundred eleven thousand, two hundred one".