322143300440212 has 24 divisors (see below), whose sum is σ = 574388922153312. Its totient is φ = 158032193997600.

The previous prime is 322143300440189. The next prime is 322143300440219. The reversal of 322143300440212 is 212044003341223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322143300440219) 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, 104310787 + ... + 107354677.

It is an arithmetic number, because the mean of its divisors is an integer number (23932871756388).

Almost surely, 2^{322143300440212} is an apocalyptic number.

It is an amenable number.

322143300440212 is a deficient number, since it is larger than the sum of its proper divisors (252245621713100).

322143300440212 is a wasteful number, since it uses less digits than its factorization.

322143300440212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543159 (or 3543157 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 322143300440212 its reverse (212044003341223), we get a palindrome (534187303781435).

The spelling of 322143300440212 in words is "three hundred twenty-two trillion, one hundred forty-three billion, three hundred million, four hundred forty thousand, two hundred twelve".