120030421122312 has 64 divisors (see below), whose sum is σ = 303153714365760. Its totient is φ = 39600064224000.

The previous prime is 120030421122223. The next prime is 120030421122319. The reversal of 120030421122312 is 213221124030021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (120030421122319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1817239 + ... + 15600102.

It is an arithmetic number, because the mean of its divisors is an integer number (4736776786965).

Almost surely, 2^{120030421122312} is an apocalyptic number.

120030421122312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120030421122312 is an abundant number, since it is smaller than the sum of its proper divisors (183123293243448).

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

120030421122312 is a wasteful number, since it uses less digits than its factorization.

120030421122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17420294 (or 17420290 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 120030421122312 its reverse (213221124030021), we get a palindrome (333251545152333).

The spelling of 120030421122312 in words is "one hundred twenty trillion, thirty billion, four hundred twenty-one million, one hundred twenty-two thousand, three hundred twelve".