231152022123 has 8 divisors (see below), whose sum is σ = 336221123136. Its totient is φ = 140092134600.

The previous prime is 231152022109. The next prime is 231152022149. The reversal of 231152022123 is 321220251132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 231152022123 - 2²² = 231147827819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231152022093 and 231152022102.

It is not an unprimeable number, because it can be changed into a prime (231152022163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3502303333 + ... + 3502303398.

It is an arithmetic number, because the mean of its divisors is an integer number (42027640392).

Almost surely, 2^231152022123 is an apocalyptic number.

231152022123 is a deficient number, since it is larger than the sum of its proper divisors (105069101013).

231152022123 is a wasteful number, since it uses less digits than its factorization.

231152022123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004606745.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 231152022123 its reverse (321220251132), we get a palindrome (552372273255).

The spelling of 231152022123 in words is "two hundred thirty-one billion, one hundred fifty-two million, twenty-two thousand, one hundred twenty-three".