111020222207 has 2 divisors, whose sum is σ = 111020222208. Its totient is φ = 111020222206.

The previous prime is 111020222143. The next prime is 111020222227. The reversal of 111020222207 is 702222020111.

It is an a-pointer prime, because the next prime (111020222227) can be obtained adding 111020222207 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111020222207 - 2⁶ = 111020222143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111020222227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510111103 + 55510111104.

It is an arithmetic number, because the mean of its divisors is an integer number (55510111104).

Almost surely, 2^111020222207 is an apocalyptic number.

111020222207 is a deficient number, since it is larger than the sum of its proper divisors (1).

111020222207 is an equidigital number, since it uses as much as digits as its factorization.

111020222207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 111020222207 its reverse (702222020111), we get a palindrome (813242242318).

The spelling of 111020222207 in words is "one hundred eleven billion, twenty million, two hundred twenty-two thousand, two hundred seven".