306211442030066 has 16 divisors (see below), whose sum is σ = 462670747852320. Its totient is φ = 151987863783840.

The previous prime is 306211442030009. The next prime is 306211442030069. The reversal of 306211442030066 is 660030244112603.

It is not an unprimeable number, because it can be changed into a prime (306211442030069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222935225 + ... + 224304563.

It is an arithmetic number, because the mean of its divisors is an integer number (28916921740770).

Almost surely, 2^{306211442030066} is an apocalyptic number.

306211442030066 is a deficient number, since it is larger than the sum of its proper divisors (156459305822254).

306211442030066 is a wasteful number, since it uses less digits than its factorization.

306211442030066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185609.

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 306211442030066 its reverse (660030244112603), we get a palindrome (966241686142669).

The spelling of 306211442030066 in words is "three hundred six trillion, two hundred eleven billion, four hundred forty-two million, thirty thousand, sixty-six".