42111341029 has 2 divisors, whose sum is σ = 42111341030. Its totient is φ = 42111341028.

The previous prime is 42111341023. The next prime is 42111341057. The reversal of 42111341029 is 92014311124.

It is an a-pointer prime, because the next prime (42111341057) can be obtained adding 42111341029 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36673016004 + 5438325025 = 191502^2 + 73745^2 .

It is a cyclic number.

It is not a de Polignac number, because 42111341029 - 2²¹ = 42109243877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42111340988 and 42111341006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42111341023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21055670514 + 21055670515.

It is an arithmetic number, because the mean of its divisors is an integer number (21055670515).

Almost surely, 2^42111341029 is an apocalyptic number.

It is an amenable number.

42111341029 is a deficient number, since it is larger than the sum of its proper divisors (1).

42111341029 is an equidigital number, since it uses as much as digits as its factorization.

42111341029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 42111341029 in words is "forty-two billion, one hundred eleven million, three hundred forty-one thousand, twenty-nine".