135423115222142 has 16 divisors (see below), whose sum is σ = 221626504134000. Its totient is φ = 61549005114240.

The previous prime is 135423115222139. The next prime is 135423115222163. The reversal of 135423115222142 is 241222511324531.

It is a junction number, because it is equal to n+sod(n) for n = 135423115222096 and 135423115222105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347618417 + ... + 348007772.

It is an arithmetic number, because the mean of its divisors is an integer number (13851656508375).

Almost surely, 2^{135423115222142} is an apocalyptic number.

135423115222142 is a deficient number, since it is larger than the sum of its proper divisors (86203388911858).

135423115222142 is a wasteful number, since it uses less digits than its factorization.

135423115222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695635051.

The product of its digits is 115200, while the sum is 38.

Adding to 135423115222142 its reverse (241222511324531), we get a palindrome (376645626546673).

The spelling of 135423115222142 in words is "one hundred thirty-five trillion, four hundred twenty-three billion, one hundred fifteen million, two hundred twenty-two thousand, one hundred forty-two".