1113312210120 has 256 divisors, whose sum is σ = 4261483008000.
Its totient is φ = 255688876800.
The previous prime is 1113312210113. The next prime is 1113312210137. The reversal of 1113312210120 is 210122133111.
Adding to 1113312210120 its reverse (210122133111), we get a palindrome (1323434343231).
1113312210120 is a `hidden beast` number, since 1 + 1 + 1 + 331 + 2 + 210 + 120 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1113312210093 and 1113312210102.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2240416 + ... + 2691855.
It is an arithmetic number, because the mean of its divisors is an integer number (16646418000).
Almost surely, 21113312210120 is an apocalyptic number.
1113312210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1113312210120 is an abundant number, since it is smaller than the sum of its proper divisors (3148170797880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1113312210120 is a wasteful number, since it uses less digits than its factorization.
1113312210120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4932321 (or 4932311 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
The spelling of 1113312210120 in words is "one trillion, one hundred thirteen billion, three hundred twelve million, two hundred ten thousand, one hundred twenty".