42312301043 has 4 divisors (see below), whose sum is σ = 43296308088. Its totient is φ = 41328294000.

The previous prime is 42312301007. The next prime is 42312301061. The reversal of 42312301043 is 34010321324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42312301043 - 2¹⁶ = 42312235507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42312301643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492003458 + ... + 492003543.

It is an arithmetic number, because the mean of its divisors is an integer number (10824077022).

Almost surely, 2^42312301043 is an apocalyptic number.

42312301043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42312301043 is a deficient number, since it is larger than the sum of its proper divisors (984007045).

42312301043 is an equidigital number, since it uses as much as digits as its factorization.

42312301043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984007044.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 42312301043 its reverse (34010321324), we get a palindrome (76322622367).

The spelling of 42312301043 in words is "forty-two billion, three hundred twelve million, three hundred one thousand, forty-three".