1012001121982 has 8 divisors (see below), whose sum is σ = 1519318253376. Its totient is φ = 505561704192.

The previous prime is 1012001121907. The next prime is 1012001121997. The reversal of 1012001121982 is 2891211002101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1012001121982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219425518 + ... + 219430129.

It is an arithmetic number, because the mean of its divisors is an integer number (189914781672).

Almost surely, 2^{1012001121982} is an apocalyptic number.

1012001121982 is a deficient number, since it is larger than the sum of its proper divisors (507317131394).

1012001121982 is a wasteful number, since it uses less digits than its factorization.

1012001121982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438856802.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 1012001121982 in words is "one trillion, twelve billion, one million, one hundred twenty-one thousand, nine hundred eighty-two".