121330313222032 has 20 divisors (see below), whose sum is σ = 243183601933020. Its totient is φ = 58573254658688.

The previous prime is 121330313221993. The next prime is 121330313222033. The reversal of 121330313222032 is 230222313033121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 92668809143296 + 28661504078736 = 9626464^2 + 5353644^2 .

It is a super-2 number, since 2×121330313222032² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121330313222033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130743871543 + ... + 130743872470.

It is an arithmetic number, because the mean of its divisors is an integer number (12159180096651).

Almost surely, 2^{121330313222032} is an apocalyptic number.

It is an amenable number.

121330313222032 is an abundant number, since it is smaller than the sum of its proper divisors (121853288710988).

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

121330313222032 is a wasteful number, since it uses less digits than its factorization.

121330313222032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261487744050 (or 261487744044 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 121330313222032 its reverse (230222313033121), we get a palindrome (351552626255153).

The spelling of 121330313222032 in words is "one hundred twenty-one trillion, three hundred thirty billion, three hundred thirteen million, two hundred twenty-two thousand, thirty-two".