42334121113 has 2 divisors, whose sum is σ = 42334121114. Its totient is φ = 42334121112.

The previous prime is 42334121029. The next prime is 42334121147. The reversal of 42334121113 is 31112143324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39867310224 + 2466810889 = 199668^2 + 49667^2 .

It is a cyclic number.

It is not a de Polignac number, because 42334121113 - 2²⁵ = 42300566681 is a prime.

It is not a weakly prime, because it can be changed into another prime (42334121153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21167060556 + 21167060557.

It is an arithmetic number, because the mean of its divisors is an integer number (21167060557).

Almost surely, 2^42334121113 is an apocalyptic number.

It is an amenable number.

42334121113 is a deficient number, since it is larger than the sum of its proper divisors (1).

42334121113 is an equidigital number, since it uses as much as digits as its factorization.

42334121113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

Adding to 42334121113 its reverse (31112143324), we get a palindrome (73446264437).

The spelling of 42334121113 in words is "forty-two billion, three hundred thirty-four million, one hundred twenty-one thousand, one hundred thirteen".