344121430240331 has 4 divisors (see below), whose sum is σ = 359083231555152. Its totient is φ = 329159628925512.

The previous prime is 344121430240321. The next prime is 344121430240349. The reversal of 344121430240331 is 133042034121443.

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 344121430240331 - 2¹⁸ = 344121429978187 is a prime.

It is a super-2 number, since 2×344121430240331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344121430240291 and 344121430240300.

It is not an unprimeable number, because it can be changed into a prime (344121430240321) 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, 7480900657376 + ... + 7480900657421.

It is an arithmetic number, because the mean of its divisors is an integer number (89770807888788).

Almost surely, 2^{344121430240331} is an apocalyptic number.

344121430240331 is a deficient number, since it is larger than the sum of its proper divisors (14961801314821).

344121430240331 is a wasteful number, since it uses less digits than its factorization.

344121430240331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14961801314820.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 344121430240331 its reverse (133042034121443), we get a palindrome (477163464361774).

The spelling of 344121430240331 in words is "three hundred forty-four trillion, one hundred twenty-one billion, four hundred thirty million, two hundred forty thousand, three hundred thirty-one".