323120021201203 has 4 divisors (see below), whose sum is σ = 342127081271880. Its totient is φ = 304112961130528.

The previous prime is 323120021201189. The next prime is 323120021201209. The reversal of 323120021201203 is 302102120021323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323120021201203 - 2⁴¹ = 320920997945651 is a prime.

It is a super-2 number, since 2×323120021201203² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323120021201209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9503530035313 + ... + 9503530035346.

It is an arithmetic number, because the mean of its divisors is an integer number (85531770317970).

Almost surely, 2^{323120021201203} is an apocalyptic number.

323120021201203 is a deficient number, since it is larger than the sum of its proper divisors (19007060070677).

323120021201203 is a wasteful number, since it uses less digits than its factorization.

323120021201203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19007060070676.

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

Adding to 323120021201203 its reverse (302102120021323), we get a palindrome (625222141222526).

The spelling of 323120021201203 in words is "three hundred twenty-three trillion, one hundred twenty billion, twenty-one million, two hundred one thousand, two hundred three".