1120201111987 has 2 divisors, whose sum is σ = 1120201111988. Its totient is φ = 1120201111986.

The previous prime is 1120201111957. The next prime is 1120201112089. The reversal of 1120201111987 is 7891111020211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1120201111987 - 2⁷ = 1120201111859 is a prime.

It is a super-2 number, since 2×1120201111987² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1120201111957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560100555993 + 560100555994.

It is an arithmetic number, because the mean of its divisors is an integer number (560100555994).

Almost surely, 2^{1120201111987} is an apocalyptic number.

1120201111987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120201111987 is an equidigital number, since it uses as much as digits as its factorization.

1120201111987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 34.

The spelling of 1120201111987 in words is "one trillion, one hundred twenty billion, two hundred one million, one hundred eleven thousand, nine hundred eighty-seven".