120102303321 has 144 divisors (see below), whose sum is σ = 245836805760. Its totient is φ = 54558904320.

The previous prime is 120102303317. The next prime is 120102303329. The reversal of 120102303321 is 123303201021.

It is not a de Polignac number, because 120102303321 - 2² = 120102303317 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120102303294 and 120102303303.

It is not an unprimeable number, because it can be changed into a prime (120102303329) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3233785 + ... + 3270713.

It is an arithmetic number, because the mean of its divisors is an integer number (1707200040).

Almost surely, 2^120102303321 is an apocalyptic number.

120102303321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120102303321 is an abundant number, since it is smaller than the sum of its proper divisors (125734502439).

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

120102303321 is a wasteful number, since it uses less digits than its factorization.

120102303321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37004 (or 36982 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120102303321 its reverse (123303201021), we get a palindrome (243405504342).

The spelling of 120102303321 in words is "one hundred twenty billion, one hundred two million, three hundred three thousand, three hundred twenty-one".