134120323223442 has 16 divisors (see below), whose sum is σ = 298045162718880. Its totient is φ = 44706774407796.

The previous prime is 134120323223351. The next prime is 134120323223449. The reversal of 134120323223442 is 244322323021431.

134120323223442 is a `hidden beast` number, since 1 + 3 + 4 + 1 + 203 + 2 + 3 + 2 + 2 + 3 + 442 = 666.

It is a super-2 number, since 2×134120323223442² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134120323223397 and 134120323223406.

It is not an unprimeable number, because it can be changed into a prime (134120323223449) 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, 1241854844608 + ... + 1241854844715.

It is an arithmetic number, because the mean of its divisors is an integer number (18627822669930).

Almost surely, 2^{134120323223442} is an apocalyptic number.

134120323223442 is an abundant number, since it is smaller than the sum of its proper divisors (163924839495438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134120323223442 is a wasteful number, since it uses less digits than its factorization.

134120323223442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483709689334 (or 2483709689328 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 134120323223442 its reverse (244322323021431), we get a palindrome (378442646244873).

The spelling of 134120323223442 in words is "one hundred thirty-four trillion, one hundred twenty billion, three hundred twenty-three million, two hundred twenty-three thousand, four hundred forty-two".