303212023213 has 4 divisors (see below), whose sum is σ = 330776752608. Its totient is φ = 275647293820.

The previous prime is 303212023211. The next prime is 303212023223. The reversal of 303212023213 is 312320212303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 303212023213 - 2¹ = 303212023211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303212023211) 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, 13782364681 + ... + 13782364702.

It is an arithmetic number, because the mean of its divisors is an integer number (82694188152).

Almost surely, 2^303212023213 is an apocalyptic number.

It is an amenable number.

303212023213 is a deficient number, since it is larger than the sum of its proper divisors (27564729395).

303212023213 is a wasteful number, since it uses less digits than its factorization.

303212023213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27564729394.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 303212023213 its reverse (312320212303), we get a palindrome (615532235516).

The spelling of 303212023213 in words is "three hundred three billion, two hundred twelve million, twenty-three thousand, two hundred thirteen".