321023142101042 has 32 divisors (see below), whose sum is σ = 496927532378880. Its totient is φ = 155422459946880.

The previous prime is 321023142101041. The next prime is 321023142101059. The reversal of 321023142101042 is 240101241320123.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (321023142101041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226273559 + ... + 227687877.

It is an arithmetic number, because the mean of its divisors is an integer number (15528985386840).

Almost surely, 2^{321023142101042} is an apocalyptic number.

321023142101042 is a deficient number, since it is larger than the sum of its proper divisors (175904390277838).

321023142101042 is a wasteful number, since it uses less digits than its factorization.

321023142101042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429106.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 321023142101042 its reverse (240101241320123), we get a palindrome (561124383421165).

The spelling of 321023142101042 in words is "three hundred twenty-one trillion, twenty-three billion, one hundred forty-two million, one hundred one thousand, forty-two".