2303003213011 has 4 divisors (see below), whose sum is σ = 2303008333024. Its totient is φ = 2302998093000.

The previous prime is 2303003212969. The next prime is 2303003213039. The reversal of 2303003213011 is 1103123003032.

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 2303003213011 - 2¹³ = 2303003204819 is a prime.

It is a super-2 number, since 2×2303003213011² (a number of 26 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 2303003213011.

It is not an unprimeable number, because it can be changed into a prime (2303003213041) 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, 1812555 + ... + 2809156.

It is an arithmetic number, because the mean of its divisors is an integer number (575752083256).

Almost surely, 2^{2303003213011} is an apocalyptic number.

2303003213011 is a deficient number, since it is larger than the sum of its proper divisors (5120013).

2303003213011 is an equidigital number, since it uses as much as digits as its factorization.

2303003213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5120012.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2303003213011 its reverse (1103123003032), we get a palindrome (3406126216043).

The spelling of 2303003213011 in words is "two trillion, three hundred three billion, three million, two hundred thirteen thousand, eleven".