345382331123 has 4 divisors (see below), whose sum is σ = 345510300600. Its totient is φ = 345254361648.

The previous prime is 345382331117. The next prime is 345382331131. The reversal of 345382331123 is 321133283543.

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 345382331123 - 2⁶ = 345382331059 is a prime.

It is a super-2 number, since 2×345382331123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345382331023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63980690 + ... + 63986087.

It is an arithmetic number, because the mean of its divisors is an integer number (86377575150).

Almost surely, 2^345382331123 is an apocalyptic number.

345382331123 is a deficient number, since it is larger than the sum of its proper divisors (127969477).

345382331123 is a wasteful number, since it uses less digits than its factorization.

345382331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127969476.

The product of its digits is 155520, while the sum is 38.

The spelling of 345382331123 in words is "three hundred forty-five billion, three hundred eighty-two million, three hundred thirty-one thousand, one hundred twenty-three".