3123022013321 has 48 divisors (see below), whose sum is σ = 3765789648000. Its totient is φ = 2588799618720.

The previous prime is 3123022013299. The next prime is 3123022013393. The reversal of 3123022013321 is 1233102203213.

It is not a de Polignac number, because 3123022013321 - 2⁶ = 3123022013257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123022013921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 810541031 + ... + 810544883.

It is an arithmetic number, because the mean of its divisors is an integer number (78453951000).

Almost surely, 2^{3123022013321} is an apocalyptic number.

3123022013321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3123022013321 is a deficient number, since it is larger than the sum of its proper divisors (642767634679).

3123022013321 is an equidigital number, since it uses as much as digits as its factorization.

3123022013321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395 (or 6350 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3123022013321 its reverse (1233102203213), we get a palindrome (4356124216534).

The spelling of 3123022013321 in words is "three trillion, one hundred twenty-three billion, twenty-two million, thirteen thousand, three hundred twenty-one".