321204423132142 has 64 divisors (see below), whose sum is σ = 552556834873344. Its totient is φ = 138754084285440.

The previous prime is 321204423132121. The next prime is 321204423132163. The reversal of 321204423132142 is 241231324402123.

It is an interprime number because it is at equal distance from previous prime (321204423132121) and next prime (321204423132163).

It is a junction number, because it is equal to n+sod(n) for n = 321204423132098 and 321204423132107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24896478 + ... + 35528065.

It is an arithmetic number, because the mean of its divisors is an integer number (8633700544896).

Almost surely, 2^{321204423132142} is an apocalyptic number.

321204423132142 is a deficient number, since it is larger than the sum of its proper divisors (231352411741202).

321204423132142 is a wasteful number, since it uses less digits than its factorization.

321204423132142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60424753.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 321204423132142 its reverse (241231324402123), we get a palindrome (562435747534265).

The spelling of 321204423132142 in words is "three hundred twenty-one trillion, two hundred four billion, four hundred twenty-three million, one hundred thirty-two thousand, one hundred forty-two".