123124441142 has 16 divisors (see below), whose sum is σ = 187785965760. Its totient is φ = 60532480008.

The previous prime is 123124441123. The next prime is 123124441147. The reversal of 123124441142 is 241144421321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123124441147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766592 + ... + 913187.

It is an arithmetic number, because the mean of its divisors is an integer number (11736622860).

Almost surely, 2^123124441142 is an apocalyptic number.

123124441142 is a deficient number, since it is larger than the sum of its proper divisors (64661524618).

123124441142 is a wasteful number, since it uses less digits than its factorization.

123124441142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680395.

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

Adding to 123124441142 its reverse (241144421321), we get a palindrome (364268862463).

The spelling of 123124441142 in words is "one hundred twenty-three billion, one hundred twenty-four million, four hundred forty-one thousand, one hundred forty-two".