423240001331121 has 48 divisors (see below), whose sum is σ = 660632268114000. Its totient is φ = 259561773858816.

The previous prime is 423240001331111. The next prime is 423240001331131. The reversal of 423240001331121 is 121133100042324.

423240001331121 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 400 + 0 + 133 + 1 + 121 = 666.

It is an interprime number because it is at equal distance from previous prime (423240001331111) and next prime (423240001331131).

It can be written as a sum of positive squares in 8 ways, for example, as 30915423706896 + 392324577624225 = 5560164^2 + 19807185^2 .

It is not a de Polignac number, because 423240001331121 - 2¹¹ = 423240001329073 is a prime.

It is a super-4 number, since 4×423240001331121⁴ (a number of 60 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (423240001331111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3532562865 + ... + 3532682673.

It is an arithmetic number, because the mean of its divisors is an integer number (13763172252375).

Almost surely, 2^{423240001331121} is an apocalyptic number.

It is an amenable number.

423240001331121 is a deficient number, since it is larger than the sum of its proper divisors (237392266782879).

423240001331121 is a wasteful number, since it uses less digits than its factorization.

423240001331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223170 (or 223167 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 423240001331121 its reverse (121133100042324), we get a palindrome (544373101373445).

The spelling of 423240001331121 in words is "four hundred twenty-three trillion, two hundred forty billion, one million, three hundred thirty-one thousand, one hundred twenty-one".