142121120324330 has 128 divisors (see below), whose sum is σ = 301199863910400. Its totient is φ = 47277213871104.

The previous prime is 142121120324317. The next prime is 142121120324369. The reversal of 142121120324330 is 33423021121241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 142121120324293 and 142121120324302.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 345669659 + ... + 346080561.

It is an arithmetic number, because the mean of its divisors is an integer number (2353123936800).

Almost surely, 2^{142121120324330} is an apocalyptic number.

142121120324330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142121120324330 is an abundant number, since it is smaller than the sum of its proper divisors (159078743586070).

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

142121120324330 is a wasteful number, since it uses less digits than its factorization.

142121120324330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412068.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 142121120324330 its reverse (33423021121241), we get a palindrome (175544141445571).

The spelling of 142121120324330 in words is "one hundred forty-two trillion, one hundred twenty-one billion, one hundred twenty million, three hundred twenty-four thousand, three hundred thirty".