42304243012331 has 4 divisors (see below), whose sum is σ = 42317728588632. Its totient is φ = 42290757436032.

The previous prime is 42304243012303. The next prime is 42304243012337. The reversal of 42304243012331 is 13321034240324.

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 42304243012331 - 2⁴² = 37906196501227 is a prime.

It is a super-3 number, since 3×42304243012331³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42304243012337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6742783445 + ... + 6742789718.

It is an arithmetic number, because the mean of its divisors is an integer number (10579432147158).

Almost surely, 2^{42304243012331} is an apocalyptic number.

42304243012331 is a deficient number, since it is larger than the sum of its proper divisors (13485576301).

42304243012331 is a wasteful number, since it uses less digits than its factorization.

42304243012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13485576300.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 42304243012331 its reverse (13321034240324), we get a palindrome (55625277252655).

The spelling of 42304243012331 in words is "forty-two trillion, three hundred four billion, two hundred forty-three million, twelve thousand, three hundred thirty-one".