112121011187 has 2 divisors, whose sum is σ = 112121011188. Its totient is φ = 112121011186.

The previous prime is 112121011159. The next prime is 112121011229. The reversal of 112121011187 is 781110121211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112121011187 - 2⁸ = 112121010931 is a prime.

It is a super-2 number, since 2×112121011187² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112121011147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060505593 + 56060505594.

It is an arithmetic number, because the mean of its divisors is an integer number (56060505594).

Almost surely, 2^112121011187 is an apocalyptic number.

112121011187 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121011187 is an equidigital number, since it uses as much as digits as its factorization.

112121011187 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 26.

Adding to 112121011187 its reverse (781110121211), we get a palindrome (893231132398).

The spelling of 112121011187 in words is "one hundred twelve billion, one hundred twenty-one million, eleven thousand, one hundred eighty-seven".