1120002101287 has 2 divisors, whose sum is σ = 1120002101288. Its totient is φ = 1120002101286.

The previous prime is 1120002101279. The next prime is 1120002101353. The reversal of 1120002101287 is 7821012000211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1120002101287 - 2³ = 1120002101279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120002101237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560001050643 + 560001050644.

It is an arithmetic number, because the mean of its divisors is an integer number (560001050644).

Almost surely, 2^{1120002101287} is an apocalyptic number.

1120002101287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120002101287 is an equidigital number, since it uses as much as digits as its factorization.

1120002101287 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 25.

Adding to 1120002101287 its reverse (7821012000211), we get a palindrome (8941014101498).

The spelling of 1120002101287 in words is "one trillion, one hundred twenty billion, two million, one hundred one thousand, two hundred eighty-seven".