1012001003311 has 8 divisors (see below), whose sum is σ = 1071655763184. Its totient is φ = 952360164480.

The previous prime is 1012001003263. The next prime is 1012001003317. The reversal of 1012001003311 is 1133001002101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012001003311 - 2⁷ = 1012001003183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012001003291 and 1012001003300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012001003317) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3330400 + ... + 3621541.

It is an arithmetic number, because the mean of its divisors is an integer number (133956970398).

Almost surely, 2^{1012001003311} is an apocalyptic number.

1012001003311 is a deficient number, since it is larger than the sum of its proper divisors (59654759873).

1012001003311 is an equidigital number, since it uses as much as digits as its factorization.

1012001003311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960521.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1012001003311 its reverse (1133001002101), we get a palindrome (2145002005412).

The spelling of 1012001003311 in words is "one trillion, twelve billion, one million, three thousand, three hundred eleven".