305212334011 has 8 divisors (see below), whose sum is σ = 328728138480. Its totient is φ = 281701948512.

The previous prime is 305212333919. The next prime is 305212334023. The reversal of 305212334011 is 110433212503.

It is a happy number.

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 305212334011 - 2¹³ = 305212325819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305212334411) 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 7 ways as a sum of consecutive naturals, for example, 1237381 + ... + 1463398.

It is an arithmetic number, because the mean of its divisors is an integer number (41091017310).

Almost surely, 2^305212334011 is an apocalyptic number.

305212334011 is a deficient number, since it is larger than the sum of its proper divisors (23515804469).

305212334011 is a wasteful number, since it uses less digits than its factorization.

305212334011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2709485.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 305212334011 its reverse (110433212503), we get a palindrome (415645546514).

The spelling of 305212334011 in words is "three hundred five billion, two hundred twelve million, three hundred thirty-four thousand, eleven".