231232031103 has 8 divisors (see below), whose sum is σ = 314869148928. Its totient is φ = 150874800344.

The previous prime is 231232031099. The next prime is 231232031123. The reversal of 231232031103 is 301130232132.

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

It is a cyclic number.

It is not a de Polignac number, because 231232031103 - 2² = 231232031099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231232031103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231232031123) 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, 819971601 + ... + 819971882.

It is an arithmetic number, because the mean of its divisors is an integer number (39358643616).

Almost surely, 2^231232031103 is an apocalyptic number.

231232031103 is a deficient number, since it is larger than the sum of its proper divisors (83637117825).

231232031103 is a wasteful number, since it uses less digits than its factorization.

231232031103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639943533.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 231232031103 its reverse (301130232132), we get a palindrome (532362263235).

The spelling of 231232031103 in words is "two hundred thirty-one billion, two hundred thirty-two million, thirty-one thousand, one hundred three".