23421332430331 has 16 divisors (see below), whose sum is σ = 25778282771808. Its totient is φ = 21102362265600.

The previous prime is 23421332430323. The next prime is 23421332430373. The reversal of 23421332430331 is 13303423312432.

It is a happy number.

It is not a de Polignac number, because 23421332430331 - 2³ = 23421332430323 is a prime.

It is a super-2 number, since 2×23421332430331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23421332430031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19372111 + ... + 20545591.

It is an arithmetic number, because the mean of its divisors is an integer number (1611142673238).

Almost surely, 2^{23421332430331} is an apocalyptic number.

23421332430331 is a deficient number, since it is larger than the sum of its proper divisors (2356950341477).

23421332430331 is a wasteful number, since it uses less digits than its factorization.

23421332430331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189662.

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 23421332430331 its reverse (13303423312432), we get a palindrome (36724755742763).

The spelling of 23421332430331 in words is "twenty-three trillion, four hundred twenty-one billion, three hundred thirty-two million, four hundred thirty thousand, three hundred thirty-one".