243132240130 has 16 divisors (see below), whose sum is σ = 471302496504. Its totient is φ = 89771904000.

The previous prime is 243132240089. The next prime is 243132240139. The reversal of 243132240130 is 31042231342.

It can be written as a sum of positive squares in 4 ways, for example, as 198542427561 + 44589812569 = 445581^2 + 211163^2 .

It is a super-2 number, since 2×243132240130² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243132240095 and 243132240104.

It is not an unprimeable number, because it can be changed into a prime (243132240139) 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, 935123871 + ... + 935124130.

Almost surely, 2^243132240130 is an apocalyptic number.

243132240130 is a deficient number, since it is larger than the sum of its proper divisors (228170256374).

243132240130 is a wasteful number, since it uses less digits than its factorization.

243132240130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870248021.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 243132240130 its reverse (31042231342), we get a palindrome (274174471472).

The spelling of 243132240130 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred forty thousand, one hundred thirty".