1001011209907 has 2 divisors, whose sum is σ = 1001011209908. Its totient is φ = 1001011209906.

The previous prime is 1001011209889. The next prime is 1001011209929. The reversal of 1001011209907 is 7099021101001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001011209907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001011209977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500505604953 + 500505604954.

It is an arithmetic number, because the mean of its divisors is an integer number (500505604954).

Almost surely, 2^{1001011209907} is an apocalyptic number.

1001011209907 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001011209907 is an equidigital number, since it uses as much as digits as its factorization.

1001011209907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 31.

The spelling of 1001011209907 in words is "one trillion, one billion, eleven million, two hundred nine thousand, nine hundred seven".