111213220207 has 2 divisors, whose sum is σ = 111213220208. Its totient is φ = 111213220206.

The previous prime is 111213220121. The next prime is 111213220219. The reversal of 111213220207 is 702022312111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111213220207 - 2¹¹ = 111213218159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111213220267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55606610103 + 55606610104.

It is an arithmetic number, because the mean of its divisors is an integer number (55606610104).

Almost surely, 2^111213220207 is an apocalyptic number.

111213220207 is a deficient number, since it is larger than the sum of its proper divisors (1).

111213220207 is an equidigital number, since it uses as much as digits as its factorization.

111213220207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 111213220207 its reverse (702022312111), we get a palindrome (813235532318).

The spelling of 111213220207 in words is "one hundred eleven billion, two hundred thirteen million, two hundred twenty thousand, two hundred seven".