2110321219987 has 2 divisors, whose sum is σ = 2110321219988. Its totient is φ = 2110321219986.

The previous prime is 2110321219921. The next prime is 2110321220023. The reversal of 2110321219987 is 7899121230112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2110321219987 - 2²³ = 2110312831379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110321214987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055160609993 + 1055160609994.

It is an arithmetic number, because the mean of its divisors is an integer number (1055160609994).

Almost surely, 2^{2110321219987} is an apocalyptic number.

2110321219987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110321219987 is an equidigital number, since it uses as much as digits as its factorization.

2110321219987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 46.

The spelling of 2110321219987 in words is "two trillion, one hundred ten billion, three hundred twenty-one million, two hundred nineteen thousand, nine hundred eighty-seven".