121033212330320 has 80 divisors (see below), whose sum is σ = 286175499042240. Its totient is φ = 47592096921600.

The previous prime is 121033212330319. The next prime is 121033212330343. The reversal of 121033212330320 is 23033212330121.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 121033212330320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552323975 + ... + 552543065.

It is an arithmetic number, because the mean of its divisors is an integer number (3577193738028).

Almost surely, 2^{121033212330320} is an apocalyptic number.

121033212330320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121033212330320 is an abundant number, since it is smaller than the sum of its proper divisors (165142286711920).

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

121033212330320 is a wasteful number, since it uses less digits than its factorization.

121033212330320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336204 (or 336198 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 121033212330320 its reverse (23033212330121), we get a palindrome (144066424660441).

The spelling of 121033212330320 in words is "one hundred twenty-one trillion, thirty-three billion, two hundred twelve million, three hundred thirty thousand, three hundred twenty".