4312123030 has 16 divisors (see below), whose sum is σ = 8099292384. Its totient is φ = 1649855680.

The previous prime is 4312123009. The next prime is 4312123031. The reversal of 4312123030 is 303212134.

It is a junction number, because it is equal to n+sod(n) for n = 4312122989 and 4312123007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312123031) 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, 9373951 + ... + 9374410.

It is an arithmetic number, because the mean of its divisors is an integer number (506205774).

Almost surely, 2^4312123030 is an apocalyptic number.

4312123030 is a deficient number, since it is larger than the sum of its proper divisors (3787169354).

4312123030 is a wasteful number, since it uses less digits than its factorization.

4312123030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18748391.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4312123030 is about 65666.7574195650. The cubic root of 4312123030 is about 1627.6600887197.

Adding to 4312123030 its reverse (303212134), we get a palindrome (4615335164).

The spelling of 4312123030 in words is "four billion, three hundred twelve million, one hundred twenty-three thousand, thirty".