1101002120087 has 2 divisors, whose sum is σ = 1101002120088. Its totient is φ = 1101002120086.

The previous prime is 1101002120077. The next prime is 1101002120089. The reversal of 1101002120087 is 7800212001011.

It is a strong prime.

It is an emirp because it is prime and its reverse (7800212001011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101002120087 - 2¹⁴ = 1101002103703 is a prime.

Together with 1101002120089, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101002120089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550501060043 + 550501060044.

It is an arithmetic number, because the mean of its divisors is an integer number (550501060044).

Almost surely, 2^{1101002120087} is an apocalyptic number.

1101002120087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101002120087 is an equidigital number, since it uses as much as digits as its factorization.

1101002120087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 1101002120087 its reverse (7800212001011), we get a palindrome (8901214121098).

The spelling of 1101002120087 in words is "one trillion, one hundred one billion, two million, one hundred twenty thousand, eighty-seven".