212030433123 has 8 divisors (see below), whose sum is σ = 299337082128. Its totient is φ = 133038703104.

The previous prime is 212030433067. The next prime is 212030433151. The reversal of 212030433123 is 321334030212.

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

It is not a de Polignac number, because 212030433123 - 2⁹ = 212030432611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212030433093 and 212030433102.

It is not an unprimeable number, because it can be changed into a prime (212030437123) 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, 2078729686 + ... + 2078729787.

It is an arithmetic number, because the mean of its divisors is an integer number (37417135266).

Almost surely, 2^212030433123 is an apocalyptic number.

212030433123 is a deficient number, since it is larger than the sum of its proper divisors (87306649005).

212030433123 is a wasteful number, since it uses less digits than its factorization.

212030433123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157459493.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 212030433123 its reverse (321334030212), we get a palindrome (533364463335).

The spelling of 212030433123 in words is "two hundred twelve billion, thirty million, four hundred thirty-three thousand, one hundred twenty-three".