11321212322120 has 64 divisors (see below), whose sum is σ = 25489853280000. Its totient is φ = 4525441228800.

The previous prime is 11321212322111. The next prime is 11321212322219. The reversal of 11321212322120 is 2122321212311.

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, 767688587 + ... + 767703333.

It is an arithmetic number, because the mean of its divisors is an integer number (398278957500).

Almost surely, 2^{11321212322120} is an apocalyptic number.

11321212322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321212322120 is an abundant number, since it is smaller than the sum of its proper divisors (14168640957880).

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

11321212322120 is a wasteful number, since it uses less digits than its factorization.

11321212322120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26358 (or 26354 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11321212322120 its reverse (2122321212311), we get a palindrome (13443533534431).

The spelling of 11321212322120 in words is "eleven trillion, three hundred twenty-one billion, two hundred twelve million, three hundred twenty-two thousand, one hundred twenty".