1021010007907 has 2 divisors, whose sum is σ = 1021010007908. Its totient is φ = 1021010007906.

The previous prime is 1021010007881. The next prime is 1021010007991. The reversal of 1021010007907 is 7097000101201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021010007907 - 2⁷ = 1021010007779 is a prime.

It is a super-2 number, since 2×1021010007907² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1021010007007) 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, 510505003953 + 510505003954.

It is an arithmetic number, because the mean of its divisors is an integer number (510505003954).

Almost surely, 2^{1021010007907} is an apocalyptic number.

1021010007907 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021010007907 is an equidigital number, since it uses as much as digits as its factorization.

1021010007907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 28.

The spelling of 1021010007907 in words is "one trillion, twenty-one billion, ten million, seven thousand, nine hundred seven".