3123021321203 has 8 divisors (see below), whose sum is σ = 3572085604608. Its totient is φ = 2674686632904.

The previous prime is 3123021321151. The next prime is 3123021321221. The reversal of 3123021321203 is 3021231203213.

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 3123021321203 - 2¹⁶ = 3123021255667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123021321403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182389601 + ... + 182406722.

It is an arithmetic number, because the mean of its divisors is an integer number (446510700576).

Almost surely, 2^{3123021321203} is an apocalyptic number.

3123021321203 is a deficient number, since it is larger than the sum of its proper divisors (449064283405).

3123021321203 is a wasteful number, since it uses less digits than its factorization.

3123021321203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364797553.

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

Adding to 3123021321203 its reverse (3021231203213), we get a palindrome (6144252524416).

The spelling of 3123021321203 in words is "three trillion, one hundred twenty-three billion, twenty-one million, three hundred twenty-one thousand, two hundred three".