42313413021 has 16 divisors (see below), whose sum is σ = 61765823808. Its totient is φ = 25553225600.

The previous prime is 42313413019. The next prime is 42313413059. The reversal of 42313413021 is 12031431324.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42313413021 - 2¹ = 42313413019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42313412982 and 42313413000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42313413071) 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 15 ways as a sum of consecutive naturals, for example, 2272266 + ... + 2290811.

It is an arithmetic number, because the mean of its divisors is an integer number (3860363988).

Almost surely, 2^42313413021 is an apocalyptic number.

It is an amenable number.

42313413021 is a deficient number, since it is larger than the sum of its proper divisors (19452410787).

42313413021 is a wasteful number, since it uses less digits than its factorization.

42313413021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563372.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 42313413021 its reverse (12031431324), we get a palindrome (54344844345).

The spelling of 42313413021 in words is "forty-two billion, three hundred thirteen million, four hundred thirteen thousand, twenty-one".