321310131123002 has 16 divisors (see below), whose sum is σ = 555022080372672. Its totient is φ = 136653163726560.

The previous prime is 321310131123001. The next prime is 321310131123011. The reversal of 321310131123002 is 200321131013123.

It is not an unprimeable number, because it can be changed into a prime (321310131123001) 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, 87598180043 + ... + 87598183710.

It is an arithmetic number, because the mean of its divisors is an integer number (34688880023292).

Almost surely, 2^{321310131123002} is an apocalyptic number.

321310131123002 is a deficient number, since it is larger than the sum of its proper divisors (233711949249670).

321310131123002 is a wasteful number, since it uses less digits than its factorization.

321310131123002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175196363893.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 321310131123002 its reverse (200321131013123), we get a palindrome (521631262136125).

The spelling of 321310131123002 in words is "three hundred twenty-one trillion, three hundred ten billion, one hundred thirty-one million, one hundred twenty-three thousand, two".