123343541042 has 32 divisors (see below), whose sum is σ = 203321041920. Its totient is φ = 55857978000.

The previous prime is 123343541033. The next prime is 123343541047. The reversal of 123343541042 is 240145343321.

123343541042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (123343541047) 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, 1786667 + ... + 1854417.

It is an arithmetic number, because the mean of its divisors is an integer number (6353782560).

Almost surely, 2^123343541042 is an apocalyptic number.

123343541042 is a deficient number, since it is larger than the sum of its proper divisors (79977500878).

123343541042 is a wasteful number, since it uses less digits than its factorization.

123343541042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69878.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 123343541042 its reverse (240145343321), we get a palindrome (363488884363).

The spelling of 123343541042 in words is "one hundred twenty-three billion, three hundred forty-three million, five hundred forty-one thousand, forty-two".