12010020210000 has 150 divisors (see below), whose sum is σ = 42000775769810. Its totient is φ = 3202672032000.

The previous prime is 12010020209989. The next prime is 12010020210073. The reversal of 12010020210000 is 1202001021.

It can be written as a sum of positive squares in 5 ways, for example, as 1281224775744 + 10728795434256 = 1131912^2 + 3275484^2 .

It is a tau number, because it is divible by the number of its divisors (150).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 66632335 + ... + 66812334.

Almost surely, 2^{12010020210000} is an apocalyptic number.

12010020210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010020210000 is an abundant number, since it is smaller than the sum of its proper divisors (29990755559810).

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

12010020210000 is a wasteful number, since it uses less digits than its factorization.

12010020210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133444703 (or 133444679 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12010020210000 its reverse (1202001021), we get a palindrome (12011222211021).

The spelling of 12010020210000 in words is "twelve trillion, ten billion, twenty million, two hundred ten thousand".