242210551423 has 2 divisors, whose sum is σ = 242210551424. Its totient is φ = 242210551422.

The previous prime is 242210551409. The next prime is 242210551433. The reversal of 242210551423 is 324155012242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242210551423 - 2²⁹ = 241673680511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242210551433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121105275711 + 121105275712.

It is an arithmetic number, because the mean of its divisors is an integer number (121105275712).

Almost surely, 2^242210551423 is an apocalyptic number.

242210551423 is a deficient number, since it is larger than the sum of its proper divisors (1).

242210551423 is an equidigital number, since it uses as much as digits as its factorization.

242210551423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 242210551423 its reverse (324155012242), we get a palindrome (566365563665).

The spelling of 242210551423 in words is "two hundred forty-two billion, two hundred ten million, five hundred fifty-one thousand, four hundred twenty-three".