42031203311 has 2 divisors, whose sum is σ = 42031203312. Its totient is φ = 42031203310.

The previous prime is 42031203307. The next prime is 42031203349. The reversal of 42031203311 is 11330213024.

42031203311 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 42031203311 - 2² = 42031203307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42031203301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21015601655 + 21015601656.

It is an arithmetic number, because the mean of its divisors is an integer number (21015601656).

Almost surely, 2^42031203311 is an apocalyptic number.

42031203311 is a deficient number, since it is larger than the sum of its proper divisors (1).

42031203311 is an equidigital number, since it uses as much as digits as its factorization.

42031203311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 42031203311 its reverse (11330213024), we get a palindrome (53361416335).

The spelling of 42031203311 in words is "forty-two billion, thirty-one million, two hundred three thousand, three hundred eleven".