1020112087 has 2 divisors, whose sum is σ = 1020112088. Its totient is φ = 1020112086.

The previous prime is 1020112073. The next prime is 1020112127. The reversal of 1020112087 is 7802110201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020112087 - 2⁷ = 1020111959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020112057) 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, 510056043 + 510056044.

It is an arithmetic number, because the mean of its divisors is an integer number (510056044).

Almost surely, 2^1020112087 is an apocalyptic number.

1020112087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020112087 is an equidigital number, since it uses as much as digits as its factorization.

1020112087 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 22.

The square root of 1020112087 is about 31939.1935871900. The cubic root of 1020112087 is about 1006.6595805363.

Adding to 1020112087 its reverse (7802110201), we get a palindrome (8822222288).

The spelling of 1020112087 in words is "one billion, twenty million, one hundred twelve thousand, eighty-seven".