2112002987 has 2 divisors, whose sum is σ = 2112002988. Its totient is φ = 2112002986.

The previous prime is 2112002983. The next prime is 2112002993. The reversal of 2112002987 is 7892002112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112002987 - 2² = 2112002983 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112002983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056001493 + 1056001494.

It is an arithmetic number, because the mean of its divisors is an integer number (1056001494).

Almost surely, 2^2112002987 is an apocalyptic number.

2112002987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112002987 is an equidigital number, since it uses as much as digits as its factorization.

2112002987 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 32.

The square root of 2112002987 is about 45956.5336704151. The cubic root of 2112002987 is about 1283.0143368532.

The spelling of 2112002987 in words is "two billion, one hundred twelve million, two thousand, nine hundred eighty-seven".