321213421340230 has 16 divisors (see below), whose sum is σ = 578184930502560. Its totient is φ = 128485196960512.

The previous prime is 321213421340167. The next prime is 321213421340249. The reversal of 321213421340230 is 32043124312123.

It is a super-2 number, since 2×321213421340230² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321213421340192 and 321213421340201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13441675 + ... + 28689814.

It is an arithmetic number, because the mean of its divisors is an integer number (36136558156410).

Almost surely, 2^{321213421340230} is an apocalyptic number.

321213421340230 is a deficient number, since it is larger than the sum of its proper divisors (256971509162330).

321213421340230 is a wasteful number, since it uses less digits than its factorization.

321213421340230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42893903.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 321213421340230 its reverse (32043124312123), we get a palindrome (353256545652353).

The spelling of 321213421340230 in words is "three hundred twenty-one trillion, two hundred thirteen billion, four hundred twenty-one million, three hundred forty thousand, two hundred thirty".