213335023144 has 32 divisors (see below), whose sum is σ = 409661936640. Its totient is φ = 104096160000.

The previous prime is 213335023079. The next prime is 213335023159. The reversal of 213335023144 is 441320533312.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126544 + ... + 665344.

It is an arithmetic number, because the mean of its divisors is an integer number (12801935520).

Almost surely, 2^213335023144 is an apocalyptic number.

It is an amenable number.

213335023144 is a deficient number, since it is larger than the sum of its proper divisors (196326913496).

213335023144 is a wasteful number, since it uses less digits than its factorization.

213335023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540001 (or 539997 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 213335023144 its reverse (441320533312), we get a palindrome (654655556456).

The spelling of 213335023144 in words is "two hundred thirteen billion, three hundred thirty-five million, twenty-three thousand, one hundred forty-four".