1000210122009 has 12 divisors (see below), whose sum is σ = 1651140518976. Its totient is φ = 571548641112.

The previous prime is 1000210121969. The next prime is 1000210122011. The reversal of 1000210122009 is 9002210120001.

It is not a de Polignac number, because 1000210122009 - 2³³ = 991620187417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000210121982 and 1000210122000.

It is not an unprimeable number, because it can be changed into a prime (1000210127009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7938175509 + ... + 7938175634.

It is an arithmetic number, because the mean of its divisors is an integer number (137595043248).

Almost surely, 2^{1000210122009} is an apocalyptic number.

It is an amenable number.

1000210122009 is a deficient number, since it is larger than the sum of its proper divisors (650930396967).

1000210122009 is a wasteful number, since it uses less digits than its factorization.

1000210122009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15876351156 (or 15876351153 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 1000210122009 in words is "one trillion, two hundred ten million, one hundred twenty-two thousand, nine".