121301333142 has 16 divisors (see below), whose sum is σ = 264657454272. Its totient is φ = 36757979720.

The previous prime is 121301333123. The next prime is 121301333159. The reversal of 121301333142 is 241333103121.

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, 918949428 + ... + 918949559.

It is an arithmetic number, because the mean of its divisors is an integer number (16541090892).

Almost surely, 2^121301333142 is an apocalyptic number.

121301333142 is an abundant number, since it is smaller than the sum of its proper divisors (143356121130).

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

121301333142 is a wasteful number, since it uses less digits than its factorization.

121301333142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837899003.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 121301333142 its reverse (241333103121), we get a palindrome (362634436263).

The spelling of 121301333142 in words is "one hundred twenty-one billion, three hundred one million, three hundred thirty-three thousand, one hundred forty-two".