23401303310203 has 24 divisors (see below), whose sum is σ = 29030175881952. Its totient is φ = 18369525855744.

The previous prime is 23401303310201. The next prime is 23401303310309. The reversal of 23401303310203 is 30201330310432.

It is not a de Polignac number, because 23401303310203 - 2¹ = 23401303310201 is a prime.

It is a super-2 number, since 2×23401303310203² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23401303310201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6504150 + ... + 9439627.

It is an arithmetic number, because the mean of its divisors is an integer number (1209590661748).

Almost surely, 2^{23401303310203} is an apocalyptic number.

23401303310203 is a deficient number, since it is larger than the sum of its proper divisors (5628872571749).

23401303310203 is a wasteful number, since it uses less digits than its factorization.

23401303310203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15944051 (or 15943924 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 23401303310203 its reverse (30201330310432), we get a palindrome (53602633620635).

The spelling of 23401303310203 in words is "twenty-three trillion, four hundred one billion, three hundred three million, three hundred ten thousand, two hundred three".