242431202029 has 2 divisors, whose sum is σ = 242431202030. Its totient is φ = 242431202028.

The previous prime is 242431202023. The next prime is 242431202051. The reversal of 242431202029 is 920202134242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235586949129 + 6844252900 = 485373^2 + 82730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242431202029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242431202023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121215601014 + 121215601015.

It is an arithmetic number, because the mean of its divisors is an integer number (121215601015).

Almost surely, 2^242431202029 is an apocalyptic number.

It is an amenable number.

242431202029 is a deficient number, since it is larger than the sum of its proper divisors (1).

242431202029 is an equidigital number, since it uses as much as digits as its factorization.

242431202029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 242431202029 in words is "two hundred forty-two billion, four hundred thirty-one million, two hundred two thousand, twenty-nine".