1213301013120 has 256 divisors, whose sum is σ = 4910980780800. Its totient is φ = 277325918208.

The previous prime is 1213301013107. The next prime is 1213301013163. The reversal of 1213301013120 is 213101033121.

1213301013120 is a `hidden beast` number, since 1 + 21 + 330 + 1 + 0 + 1 + 312 + 0 = 666.

It is a super-4 number, since 4×1213301013120⁴ (a number of 49 digits) contains 4444 as substring.

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 = 1213301013093 and 1213301013102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4894339 + ... + 5136258.

It is an arithmetic number, because the mean of its divisors is an integer number (19183518675).

Almost surely, 2^{1213301013120} is an apocalyptic number.

1213301013120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1213301013120 is an abundant number, since it is smaller than the sum of its proper divisors (3697679767680).

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

1213301013120 is a wasteful number, since it uses less digits than its factorization.

1213301013120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10030632 (or 10030614 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1213301013120 its reverse (213101033121), we get a palindrome (1426402046241).

The spelling of 1213301013120 in words is "one trillion, two hundred thirteen billion, three hundred one million, thirteen thousand, one hundred twenty".