142354103121 has 12 divisors (see below), whose sum is σ = 205661089920. Its totient is φ = 94884967800.

The previous prime is 142354103077. The next prime is 142354103147. The reversal of 142354103121 is 121301453241.

142354103121 is a `hidden beast` number, since 1 + 4 + 235 + 410 + 3 + 12 + 1 = 666.

142354103121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142354103121 - 2²³ = 142345714513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142354103321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1429801 + ... + 1526118.

It is an arithmetic number, because the mean of its divisors is an integer number (17138424160).

Almost surely, 2^142354103121 is an apocalyptic number.

It is an amenable number.

142354103121 is a deficient number, since it is larger than the sum of its proper divisors (63306986799).

142354103121 is a wasteful number, since it uses less digits than its factorization.

142354103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961276 (or 2961273 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 142354103121 its reverse (121301453241), we get a palindrome (263655556362).

The spelling of 142354103121 in words is "one hundred forty-two billion, three hundred fifty-four million, one hundred three thousand, one hundred twenty-one".