243132142207 has 2 divisors, whose sum is σ = 243132142208. Its totient is φ = 243132142206.

The previous prime is 243132142193. The next prime is 243132142219. The reversal of 243132142207 is 702241231342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243132142207 - 2⁷ = 243132142079 is a prime.

It is a super-2 number, since 2×243132142207² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243132842207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121566071103 + 121566071104.

It is an arithmetic number, because the mean of its divisors is an integer number (121566071104).

Almost surely, 2^243132142207 is an apocalyptic number.

243132142207 is a deficient number, since it is larger than the sum of its proper divisors (1).

243132142207 is an equidigital number, since it uses as much as digits as its factorization.

243132142207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 243132142207 its reverse (702241231342), we get a palindrome (945373373549).

The spelling of 243132142207 in words is "two hundred forty-three billion, one hundred thirty-two million, one hundred forty-two thousand, two hundred seven".