202320010001231 has 4 divisors (see below), whose sum is σ = 202789429978464. Its totient is φ = 201850590024000.

The previous prime is 202320010001227. The next prime is 202320010001233. The reversal of 202320010001231 is 132100010023202.

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 202320010001231 - 2² = 202320010001227 is a prime.

It is a super-4 number, since 4×202320010001231⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202320010001233) 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 3 ways as a sum of consecutive naturals, for example, 234709987970 + ... + 234709988831.

It is an arithmetic number, because the mean of its divisors is an integer number (50697357494616).

Almost surely, 2^{202320010001231} is an apocalyptic number.

202320010001231 is a deficient number, since it is larger than the sum of its proper divisors (469419977233).

202320010001231 is an equidigital number, since it uses as much as digits as its factorization.

202320010001231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469419977232.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 202320010001231 its reverse (132100010023202), we get a palindrome (334420020024433).

The spelling of 202320010001231 in words is "two hundred two trillion, three hundred twenty billion, ten million, one thousand, two hundred thirty-one".