1121001001006 has 8 divisors (see below), whose sum is σ = 1690213945104. Its totient is φ = 557596352640.

The previous prime is 1121001000991. The next prime is 1121001001007. The reversal of 1121001001006 is 6001001001211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121001001007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1452073450 + ... + 1452074221.

It is an arithmetic number, because the mean of its divisors is an integer number (211276743138).

Almost surely, 2^{1121001001006} is an apocalyptic number.

1121001001006 is a deficient number, since it is larger than the sum of its proper divisors (569212944098).

1121001001006 is a wasteful number, since it uses less digits than its factorization.

1121001001006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904147866.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1121001001006 its reverse (6001001001211), we get a palindrome (7122002002217).

The spelling of 1121001001006 in words is "one trillion, one hundred twenty-one billion, one million, one thousand, six".