120012121230000 has 200 divisors, whose sum is σ = 393197450889408. Its totient is φ = 31525571616000.

The previous prime is 120012121229971. The next prime is 120012121230037. The reversal of 120012121230000 is 32121210021.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 27843762 + ... + 31863761.

Almost surely, 2^{120012121230000} is an apocalyptic number.

120012121230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012121230000 is an abundant number, since it is smaller than the sum of its proper divisors (273185329659408).

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

120012121230000 is an equidigital number, since it uses as much as digits as its factorization.

120012121230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59707621 (or 59707600 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120012121230000 its reverse (32121210021), we get a palindrome (120044242440021).

The spelling of 120012121230000 in words is "one hundred twenty trillion, twelve billion, one hundred twenty-one million, two hundred thirty thousand".