243412121034 has 20 divisors (see below), whose sum is σ = 545423456754. Its totient is φ = 81137373624.

The previous prime is 243412121033. The next prime is 243412121059. The reversal of 243412121034 is 430121214342.

243412121034 is a `hidden beast` number, since 2 + 4 + 3 + 412 + 1 + 210 + 34 = 666.

243412121034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 230587238025 + 12824883009 = 480195^2 + 113247^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 243412120989 and 243412121007.

It is not an unprimeable number, because it can be changed into a prime (243412121033) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 751271817 + ... + 751272140.

Almost surely, 2^243412121034 is an apocalyptic number.

243412121034 is an abundant number, since it is smaller than the sum of its proper divisors (302011335720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243412121034 is a wasteful number, since it uses less digits than its factorization.

243412121034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502543971 (or 1502543962 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 243412121034 its reverse (430121214342), we get a palindrome (673533335376).

The spelling of 243412121034 in words is "two hundred forty-three billion, four hundred twelve million, one hundred twenty-one thousand, thirty-four".