12011210023120 has 160 divisors (see below), whose sum is σ = 34824311101440. Its totient is φ = 3742957969920.

The previous prime is 12011210023103. The next prime is 12011210023261. The reversal of 12011210023120 is 2132001211021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12011210023094 and 12011210023103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29110579 + ... + 29520301.

It is an arithmetic number, because the mean of its divisors is an integer number (217651944384).

Almost surely, 2^{12011210023120} is an apocalyptic number.

12011210023120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12011210023120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17412155550720).

12011210023120 is an abundant number, since it is smaller than the sum of its proper divisors (22813101078320).

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

12011210023120 is a wasteful number, since it uses less digits than its factorization.

12011210023120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414513 (or 414507 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12011210023120 its reverse (2132001211021), we get a palindrome (14143211234141).

The spelling of 12011210023120 in words is "twelve trillion, eleven billion, two hundred ten million, twenty-three thousand, one hundred twenty".