42012214043 has 2 divisors, whose sum is σ = 42012214044. Its totient is φ = 42012214042.

The previous prime is 42012214039. The next prime is 42012214063. The reversal of 42012214043 is 34041221024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42012214043 - 2² = 42012214039 is a prime.

It is a super-2 number, since 2×42012214043² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42012214063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21006107021 + 21006107022.

It is an arithmetic number, because the mean of its divisors is an integer number (21006107022).

Almost surely, 2^42012214043 is an apocalyptic number.

42012214043 is a deficient number, since it is larger than the sum of its proper divisors (1).

42012214043 is an equidigital number, since it uses as much as digits as its factorization.

42012214043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 42012214043 its reverse (34041221024), we get a palindrome (76053435067).

The spelling of 42012214043 in words is "forty-two billion, twelve million, two hundred fourteen thousand, forty-three".