242134203213011 has 2 divisors, whose sum is σ = 242134203213012. Its totient is φ = 242134203213010.

The previous prime is 242134203212999. The next prime is 242134203213013. The reversal of 242134203213011 is 110312302431242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242134203213011 is a prime.

It is a super-2 number, since 2×242134203213011² (a number of 30 digits) contains 22 as substring.

Together with 242134203213013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242134203213013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121067101606505 + 121067101606506.

It is an arithmetic number, because the mean of its divisors is an integer number (121067101606506).

Almost surely, 2^{242134203213011} is an apocalyptic number.

242134203213011 is a deficient number, since it is larger than the sum of its proper divisors (1).

242134203213011 is an equidigital number, since it uses as much as digits as its factorization.

242134203213011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 242134203213011 its reverse (110312302431242), we get a palindrome (352446505644253).

The spelling of 242134203213011 in words is "two hundred forty-two trillion, one hundred thirty-four billion, two hundred three million, two hundred thirteen thousand, eleven".