42050331311 has 2 divisors, whose sum is σ = 42050331312. Its totient is φ = 42050331310.

The previous prime is 42050331307. The next prime is 42050331343. The reversal of 42050331311 is 11313305024.

42050331311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42050331311 - 2² = 42050331307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42050331511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21025165655 + 21025165656.

It is an arithmetic number, because the mean of its divisors is an integer number (21025165656).

Almost surely, 2^42050331311 is an apocalyptic number.

42050331311 is a deficient number, since it is larger than the sum of its proper divisors (1).

42050331311 is an equidigital number, since it uses as much as digits as its factorization.

42050331311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 42050331311 its reverse (11313305024), we get a palindrome (53363636335).

The spelling of 42050331311 in words is "forty-two billion, fifty million, three hundred thirty-one thousand, three hundred eleven".