3121300101321 has 96 divisors (see below), whose sum is σ = 4839953803776. Its totient is φ = 1931558400000.

The previous prime is 3121300101313. The next prime is 3121300101323. The reversal of 3121300101321 is 1231010031213.

3121300101321 is a `hidden beast` number, since 31 + 2 + 1 + 300 + 10 + 1 + 321 = 666.

It is not a de Polignac number, because 3121300101321 - 2³ = 3121300101313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3121300101294 and 3121300101303.

It is not an unprimeable number, because it can be changed into a prime (3121300101323) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1883704725 + ... + 1883706381.

It is an arithmetic number, because the mean of its divisors is an integer number (50416185456).

Almost surely, 2^{3121300101321} is an apocalyptic number.

It is an amenable number.

3121300101321 is a deficient number, since it is larger than the sum of its proper divisors (1718653702455).

3121300101321 is a wasteful number, since it uses less digits than its factorization.

3121300101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383 (or 2380 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 3121300101321 its reverse (1231010031213), we get a palindrome (4352310132534).

The spelling of 3121300101321 in words is "three trillion, one hundred twenty-one billion, three hundred million, one hundred one thousand, three hundred twenty-one".