515034231322 has 16 divisors (see below), whose sum is σ = 858816387072. Its totient is φ = 230040102960.

The previous prime is 515034231307. The next prime is 515034231331. The reversal of 515034231322 is 223132430515.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319499338 + ... + 319500949.

It is an arithmetic number, because the mean of its divisors is an integer number (53676024192).

Almost surely, 2^515034231322 is an apocalyptic number.

515034231322 is a deficient number, since it is larger than the sum of its proper divisors (343782155750).

515034231322 is a wasteful number, since it uses less digits than its factorization.

515034231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639000333.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 515034231322 its reverse (223132430515), we get a palindrome (738166661837).

The spelling of 515034231322 in words is "five hundred fifteen billion, thirty-four million, two hundred thirty-one thousand, three hundred twenty-two".