1211139456006 has 8 divisors (see below), whose sum is σ = 2422278912024. Its totient is φ = 403713152000.

The previous prime is 1211139455989. The next prime is 1211139456019. The reversal of 1211139456006 is 6006549311121.

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

1211139456006 is an admirable number.

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, 100928287995 + ... + 100928288006.

It is an arithmetic number, because the mean of its divisors is an integer number (302784864003).

Almost surely, 2^{1211139456006} is an apocalyptic number.

1211139456006 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.

1211139456006 is a wasteful number, since it uses less digits than its factorization.

1211139456006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201856576006.

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 1211139456006 in words is "one trillion, two hundred eleven billion, one hundred thirty-nine million, four hundred fifty-six thousand, six".