52142233511111 has 2 divisors, whose sum is σ = 52142233511112. Its totient is φ = 52142233511110.

The previous prime is 52142233511101. The next prime is 52142233511113. The reversal of 52142233511111 is 11111533224125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52142233511111 - 2³⁸ = 51867355604167 is a prime.

Together with 52142233511113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52142233511113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26071116755555 + 26071116755556.

It is an arithmetic number, because the mean of its divisors is an integer number (26071116755556).

Almost surely, 2^{52142233511111} is an apocalyptic number.

52142233511111 is a deficient number, since it is larger than the sum of its proper divisors (1).

52142233511111 is an equidigital number, since it uses as much as digits as its factorization.

52142233511111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 32.

Adding to 52142233511111 its reverse (11111533224125), we get a palindrome (63253766735236).

The spelling of 52142233511111 in words is "fifty-two trillion, one hundred forty-two billion, two hundred thirty-three million, five hundred eleven thousand, one hundred eleven".