3123321019601 has 2 divisors, whose sum is σ = 3123321019602. Its totient is φ = 3123321019600.

The previous prime is 3123321019589. The next prime is 3123321019649. The reversal of 3123321019601 is 1069101233213.

3123321019601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2886682552576 + 236638467025 = 1699024^2 + 486455^2 .

It is a cyclic number.

It is not a de Polignac number, because 3123321019601 - 2¹⁴ = 3123321003217 is a prime.

It is not a weakly prime, because it can be changed into another prime (3123321019661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561660509800 + 1561660509801.

It is an arithmetic number, because the mean of its divisors is an integer number (1561660509801).

Almost surely, 2^{3123321019601} is an apocalyptic number.

It is an amenable number.

3123321019601 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123321019601 is an equidigital number, since it uses as much as digits as its factorization.

3123321019601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 3123321019601 in words is "three trillion, one hundred twenty-three billion, three hundred twenty-one million, nineteen thousand, six hundred one".