42002562256111 has 2 divisors, whose sum is σ = 42002562256112. Its totient is φ = 42002562256110.

The previous prime is 42002562255971. The next prime is 42002562256117. The reversal of 42002562256111 is 11165226520024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42002562256111 - 2¹¹ = 42002562254063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42002562256117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001281128055 + 21001281128056.

It is an arithmetic number, because the mean of its divisors is an integer number (21001281128056).

Almost surely, 2^{42002562256111} is an apocalyptic number.

42002562256111 is a deficient number, since it is larger than the sum of its proper divisors (1).

42002562256111 is an equidigital number, since it uses as much as digits as its factorization.

42002562256111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 42002562256111 its reverse (11165226520024), we get a palindrome (53167788776135).

The spelling of 42002562256111 in words is "forty-two trillion, two billion, five hundred sixty-two million, two hundred fifty-six thousand, one hundred eleven".