3311312011203 has 48 divisors (see below), whose sum is σ = 5407456993920. Its totient is φ = 1792181026944.

The previous prime is 3311312011141. The next prime is 3311312011207. The reversal of 3311312011203 is 3021102131133.

It is a happy number.

It is not a de Polignac number, because 3311312011203 - 2⁹ = 3311312010691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3311312011203.

It is not an unprimeable number, because it can be changed into a prime (3311312011207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12315400 + ... + 12581402.

It is an arithmetic number, because the mean of its divisors is an integer number (112655354040).

Almost surely, 2^{3311312011203} is an apocalyptic number.

3311312011203 is a deficient number, since it is larger than the sum of its proper divisors (2096144982717).

3311312011203 is a wasteful number, since it uses less digits than its factorization.

3311312011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270496 (or 270489 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 3311312011203 its reverse (3021102131133), we get a palindrome (6332414142336).

The spelling of 3311312011203 in words is "three trillion, three hundred eleven billion, three hundred twelve million, eleven thousand, two hundred three".