110120210120087 has 2 divisors, whose sum is σ = 110120210120088. Its totient is φ = 110120210120086.

The previous prime is 110120210120033. The next prime is 110120210120117. The reversal of 110120210120087 is 780021012021011.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (780021012021011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110120210120087 - 2⁸ = 110120210119831 is a prime.

It is a super-2 number, since 2×110120210120087² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110120210120387) 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, 55060105060043 + 55060105060044.

It is an arithmetic number, because the mean of its divisors is an integer number (55060105060044).

Almost surely, 2^{110120210120087} is an apocalyptic number.

110120210120087 is a deficient number, since it is larger than the sum of its proper divisors (1).

110120210120087 is an equidigital number, since it uses as much as digits as its factorization.

110120210120087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 26.

Adding to 110120210120087 its reverse (780021012021011), we get a palindrome (890141222141098).

The spelling of 110120210120087 in words is "one hundred ten trillion, one hundred twenty billion, two hundred ten million, one hundred twenty thousand, eighty-seven".