123311201342 has 16 divisors (see below), whose sum is σ = 212057485920. Its totient is φ = 52680943968.

The previous prime is 123311201341. The next prime is 123311201353. The reversal of 123311201342 is 243102113321.

123311201342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123311201341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13888217 + ... + 13897092.

It is an arithmetic number, because the mean of its divisors is an integer number (13253592870).

Almost surely, 2^123311201342 is an apocalyptic number.

123311201342 is a deficient number, since it is larger than the sum of its proper divisors (88746284578).

123311201342 is a wasteful number, since it uses less digits than its factorization.

123311201342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27785635.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123311201342 its reverse (243102113321), we get a palindrome (366413314663).

The spelling of 123311201342 in words is "one hundred twenty-three billion, three hundred eleven million, two hundred one thousand, three hundred forty-two".