1112121200987 has 2 divisors, whose sum is σ = 1112121200988. Its totient is φ = 1112121200986.

The previous prime is 1112121200969. The next prime is 1112121201001. The reversal of 1112121200987 is 7890021212111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112121200987 - 2²⁰ = 1112120152411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112121200087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556060600493 + 556060600494.

It is an arithmetic number, because the mean of its divisors is an integer number (556060600494).

Almost surely, 2^{1112121200987} is an apocalyptic number.

1112121200987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112121200987 is an equidigital number, since it uses as much as digits as its factorization.

1112121200987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 35.

The spelling of 1112121200987 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred thousand, nine hundred eighty-seven".