1000100012009 has 8 divisors (see below), whose sum is σ = 1142983395840. Its totient is φ = 857219616576.

The previous prime is 1000100011987. The next prime is 1000100012057. The reversal of 1000100012009 is 9002100010001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1000100012009 - 2¹⁶ = 1000099946473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1000100011984 and 1000100012002.

It is not an unprimeable number, because it can be changed into a prime (1000100012089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22952 + ... + 1414470.

It is an arithmetic number, because the mean of its divisors is an integer number (142872924480).

Almost surely, 2^{1000100012009} is an apocalyptic number.

It is an amenable number.

1000100012009 is a deficient number, since it is larger than the sum of its proper divisors (142883383831).

1000100012009 is a wasteful number, since it uses less digits than its factorization.

1000100012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494199.

The product of its (nonzero) digits is 18, while the sum is 14.

The spelling of 1000100012009 in words is "one trillion, one hundred million, twelve thousand, nine".