3120213202321 has 8 divisors (see below), whose sum is σ = 3187037767680. Its totient is φ = 3053406847488.

The previous prime is 3120213202307. The next prime is 3120213202331. The reversal of 3120213202321 is 1232023120213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3120213202321 - 2³⁷ = 2982774248849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3120213202292 and 3120213202301.

It is not an unprimeable number, because it can be changed into a prime (3120213202331) 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, 4206001 + ... + 4891918.

It is an arithmetic number, because the mean of its divisors is an integer number (398379720960).

Almost surely, 2^{3120213202321} is an apocalyptic number.

It is an amenable number.

3120213202321 is a deficient number, since it is larger than the sum of its proper divisors (66824565359).

3120213202321 is an equidigital number, since it uses as much as digits as its factorization.

3120213202321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9105263.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3120213202321 its reverse (1232023120213), we get a palindrome (4352236322534).

The spelling of 3120213202321 in words is "three trillion, one hundred twenty billion, two hundred thirteen million, two hundred two thousand, three hundred twenty-one".