321412100130020 has 24 divisors (see below), whose sum is σ = 675534041671104. Its totient is φ = 128456529309536.

The previous prime is 321412100130019. The next prime is 321412100130031. The reversal of 321412100130020 is 20031001214123.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 321412100129974 and 321412100130001.

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, 6769397072 + ... + 6769444551.

It is an arithmetic number, because the mean of its divisors is an integer number (28147251736296).

Almost surely, 2^{321412100130020} is an apocalyptic number.

It is an amenable number.

321412100130020 is an abundant number, since it is smaller than the sum of its proper divisors (354121941541084).

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

321412100130020 is a wasteful number, since it uses less digits than its factorization.

321412100130020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13538842819 (or 13538842817 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 321412100130020 its reverse (20031001214123), we get a palindrome (341443101344143).

The spelling of 321412100130020 in words is "three hundred twenty-one trillion, four hundred twelve billion, one hundred million, one hundred thirty thousand, twenty".