123000303244345 has 16 divisors (see below), whose sum is σ = 155381456724480. Its totient is φ = 93213690883200.

The previous prime is 123000303244279. The next prime is 123000303244349. The reversal of 123000303244345 is 543442303000321.

It is not a de Polignac number, because 123000303244345 - 2²¹ = 123000301147193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123000303244345.

It is not an unprimeable number, because it can be changed into a prime (123000303244349) 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, 51546441 + ... + 53879830.

It is an arithmetic number, because the mean of its divisors is an integer number (9711341045280).

Almost surely, 2^{123000303244345} is an apocalyptic number.

It is an amenable number.

123000303244345 is a deficient number, since it is larger than the sum of its proper divisors (32381153480135).

123000303244345 is a wasteful number, since it uses less digits than its factorization.

123000303244345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105438576.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 123000303244345 its reverse (543442303000321), we get a palindrome (666442606244666).

The spelling of 123000303244345 in words is "one hundred twenty-three trillion, three hundred three million, two hundred forty-four thousand, three hundred forty-five".