1020102112087 has 2 divisors, whose sum is σ = 1020102112088. Its totient is φ = 1020102112086.

The previous prime is 1020102112063. The next prime is 1020102112111. The reversal of 1020102112087 is 7802112010201.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1020102112063) and next prime (1020102112111).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020102112087 is a prime.

It is a super-2 number, since 2×1020102112087² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020102112037) 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, 510051056043 + 510051056044.

It is an arithmetic number, because the mean of its divisors is an integer number (510051056044).

Almost surely, 2^{1020102112087} is an apocalyptic number.

1020102112087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020102112087 is an equidigital number, since it uses as much as digits as its factorization.

1020102112087 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 1020102112087 its reverse (7802112010201), we get a palindrome (8822214122288).

The spelling of 1020102112087 in words is "one trillion, twenty billion, one hundred two million, one hundred twelve thousand, eighty-seven".