111121200107 has 2 divisors, whose sum is σ = 111121200108. Its totient is φ = 111121200106.

The previous prime is 111121200103. The next prime is 111121200131. The reversal of 111121200107 is 701002121111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111121200107 - 2² = 111121200103 is a prime.

It is a super-2 number, since 2×111121200107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111121200103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560600053 + 55560600054.

It is an arithmetic number, because the mean of its divisors is an integer number (55560600054).

Almost surely, 2^111121200107 is an apocalyptic number.

111121200107 is a deficient number, since it is larger than the sum of its proper divisors (1).

111121200107 is an equidigital number, since it uses as much as digits as its factorization.

111121200107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 111121200107 its reverse (701002121111), we get a palindrome (812123321218).

The spelling of 111121200107 in words is "one hundred eleven billion, one hundred twenty-one million, two hundred thousand, one hundred seven".