321224023123442 has 32 divisors (see below), whose sum is σ = 483344019849600. Its totient is φ = 160110091658880.

The previous prime is 321224023123411. The next prime is 321224023123511. The reversal of 321224023123442 is 244321320422123.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5118179342 + ... + 5118242102.

It is an arithmetic number, because the mean of its divisors is an integer number (15104500620300).

Almost surely, 2^{321224023123442} is an apocalyptic number.

321224023123442 is a deficient number, since it is larger than the sum of its proper divisors (162119996726158).

321224023123442 is a wasteful number, since it uses less digits than its factorization.

321224023123442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68546.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 321224023123442 its reverse (244321320422123), we get a palindrome (565545343545565).

The spelling of 321224023123442 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, twenty-three million, one hundred twenty-three thousand, four hundred forty-two".