1000001121006 has 8 divisors (see below), whose sum is σ = 2000002242024. Its totient is φ = 333333707000.

The previous prime is 1000001120977. The next prime is 1000001121019. The reversal of 1000001121006 is 6001211000001.

It is a happy number.

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

1000001121006 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1000001120982 and 1000001121000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83333426745 + ... + 83333426756.

It is an arithmetic number, because the mean of its divisors is an integer number (250000280253).

Almost surely, 2^{1000001121006} is an apocalyptic number.

1000001121006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000001121006 is a wasteful number, since it uses less digits than its factorization.

1000001121006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166666853506.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1000001121006 its reverse (6001211000001), we get a palindrome (7001212121007).

The spelling of 1000001121006 in words is "one trillion, one million, one hundred twenty-one thousand, six".