321441031131042 has 16 divisors (see below), whose sum is σ = 645549622689312. Its totient is φ = 106702416972480.

The previous prime is 321441031131023. The next prime is 321441031131047. The reversal of 321441031131042 is 240131130144123.

It is not an unprimeable number, because it can be changed into a prime (321441031131047) 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, 111148349568 + ... + 111148352459.

It is an arithmetic number, because the mean of its divisors is an integer number (40346851418082).

Almost surely, 2^{321441031131042} is an apocalyptic number.

321441031131042 is an abundant number, since it is smaller than the sum of its proper divisors (324108591558270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321441031131042 is a wasteful number, since it uses less digits than its factorization.

321441031131042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222296702273.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 321441031131042 its reverse (240131130144123), we get a palindrome (561572161275165).

The spelling of 321441031131042 in words is "three hundred twenty-one trillion, four hundred forty-one billion, thirty-one million, one hundred thirty-one thousand, forty-two".