231301003203123 has 32 divisors (see below), whose sum is σ = 364250403643392. Its totient is φ = 127807159065600.

The previous prime is 231301003203059. The next prime is 231301003203143. The reversal of 231301003203123 is 321302300103132.

It is not a de Polignac number, because 231301003203123 - 2⁶ = 231301003203059 is a prime.

It is a super-2 number, since 2×231301003203123² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 231301003203093 and 231301003203102.

It is not an unprimeable number, because it can be changed into a prime (231301003203143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1188585363 + ... + 1188779948.

It is an arithmetic number, because the mean of its divisors is an integer number (11382825113856).

Almost surely, 2^{231301003203123} is an apocalyptic number.

231301003203123 is a deficient number, since it is larger than the sum of its proper divisors (132949400440269).

231301003203123 is a wasteful number, since it uses less digits than its factorization.

231301003203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377365475.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 231301003203123 its reverse (321302300103132), we get a palindrome (552603303306255).

The spelling of 231301003203123 in words is "two hundred thirty-one trillion, three hundred one billion, three million, two hundred three thousand, one hundred twenty-three".