312034432123 has 8 divisors (see below), whose sum is σ = 315143096400. Its totient is φ = 308926144800.

The previous prime is 312034432117. The next prime is 312034432153. The reversal of 312034432123 is 321234430213.

It is a happy number.

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 312034432123 - 2¹³ = 312034423931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312034432091 and 312034432100.

It is not an unprimeable number, because it can be changed into a prime (312034432103) 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, 1747936 + ... + 1918162.

It is an arithmetic number, because the mean of its divisors is an integer number (39392887050).

Almost surely, 2^312034432123 is an apocalyptic number.

312034432123 is a deficient number, since it is larger than the sum of its proper divisors (3108664277).

312034432123 is a wasteful number, since it uses less digits than its factorization.

312034432123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188477.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 312034432123 its reverse (321234430213), we get a palindrome (633268862336).

The spelling of 312034432123 in words is "three hundred twelve billion, thirty-four million, four hundred thirty-two thousand, one hundred twenty-three".