111122203201 has 2 divisors, whose sum is σ = 111122203202. Its totient is φ = 111122203200.

The previous prime is 111122203189. The next prime is 111122203211. The reversal of 111122203201 is 102302221111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107437106176 + 3685097025 = 327776^2 + 60705^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111122203201 is a prime.

It is not a weakly prime, because it can be changed into another prime (111122203211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561101600 + 55561101601.

It is an arithmetic number, because the mean of its divisors is an integer number (55561101601).

Almost surely, 2^111122203201 is an apocalyptic number.

It is an amenable number.

111122203201 is a deficient number, since it is larger than the sum of its proper divisors (1).

111122203201 is an equidigital number, since it uses as much as digits as its factorization.

111122203201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111122203201 its reverse (102302221111), we get a palindrome (213424424312).

The spelling of 111122203201 in words is "one hundred eleven billion, one hundred twenty-two million, two hundred three thousand, two hundred one".