1003216055311 has 4 divisors (see below), whose sum is σ = 1015914992800. Its totient is φ = 990517117824.

The previous prime is 1003216055293. The next prime is 1003216055353. The reversal of 1003216055311 is 1135506123001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1003216055311 - 2⁷ = 1003216055183 is a prime.

It is a super-2 number, since 2×1003216055311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1003216055311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003216055381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6349468626 + ... + 6349468783.

It is an arithmetic number, because the mean of its divisors is an integer number (253978748200).

Almost surely, 2^{1003216055311} is an apocalyptic number.

1003216055311 is a deficient number, since it is larger than the sum of its proper divisors (12698937489).

1003216055311 is an equidigital number, since it uses as much as digits as its factorization.

1003216055311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12698937488.

The product of its (nonzero) digits is 2700, while the sum is 28.

The spelling of 1003216055311 in words is "one trillion, three billion, two hundred sixteen million, fifty-five thousand, three hundred eleven".