123012242210441 has 4 divisors (see below), whose sum is σ = 130248256458132. Its totient is φ = 115776227962752.

The previous prime is 123012242210423. The next prime is 123012242210453. The reversal of 123012242210441 is 144012242210321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70224751960441 + 52787490250000 = 8380021^2 + 7265500^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123012242210441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123012242210401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3618007123820 + ... + 3618007123853.

It is an arithmetic number, because the mean of its divisors is an integer number (32562064114533).

Almost surely, 2^{123012242210441} is an apocalyptic number.

It is an amenable number.

123012242210441 is a deficient number, since it is larger than the sum of its proper divisors (7236014247691).

123012242210441 is an equidigital number, since it uses as much as digits as its factorization.

123012242210441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7236014247690.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 123012242210441 its reverse (144012242210321), we get a palindrome (267024484420762).

The spelling of 123012242210441 in words is "one hundred twenty-three trillion, twelve billion, two hundred forty-two million, two hundred ten thousand, four hundred forty-one".