123430032103412 has 6 divisors (see below), whose sum is σ = 216002556180978. Its totient is φ = 61715016051704.

The previous prime is 123430032103403. The next prime is 123430032103463. The reversal of 123430032103412 is 214301230034321.

It can be written as a sum of positive squares in only one way, i.e., 103640666324836 + 19789365778576 = 10180406^2 + 4448524^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15428754012923 + ... + 15428754012930.

It is an arithmetic number, because the mean of its divisors is an integer number (36000426030163).

Almost surely, 2^{123430032103412} is an apocalyptic number.

It is an amenable number.

123430032103412 is a deficient number, since it is larger than the sum of its proper divisors (92572524077566).

123430032103412 is a wasteful number, since it uses less digits than its factorization.

123430032103412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30857508025857 (or 30857508025855 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 123430032103412 its reverse (214301230034321), we get a palindrome (337731262137733).

The spelling of 123430032103412 in words is "one hundred twenty-three trillion, four hundred thirty billion, thirty-two million, one hundred three thousand, four hundred twelve".