123034013231 has 8 divisors (see below), whose sum is σ = 126046569264. Its totient is φ = 120022015680.

The previous prime is 123034013209. The next prime is 123034013251. The reversal of 123034013231 is 132310430321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123034013231 is a prime.

It is a super-2 number, since 2×123034013231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123034013197 and 123034013206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123034013251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325076 + ... + 593078.

It is an arithmetic number, because the mean of its divisors is an integer number (15755821158).

Almost surely, 2^123034013231 is an apocalyptic number.

123034013231 is a deficient number, since it is larger than the sum of its proper divisors (3012556033).

123034013231 is a wasteful number, since it uses less digits than its factorization.

123034013231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279241.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123034013231 its reverse (132310430321), we get a palindrome (255344443552).

The spelling of 123034013231 in words is "one hundred twenty-three billion, thirty-four million, thirteen thousand, two hundred thirty-one".