12010201020020 has 24 divisors (see below), whose sum is σ = 28824482448384. Its totient is φ = 4117783206816.

The previous prime is 12010201019987. The next prime is 12010201020071. The reversal of 12010201020020 is 2002010201021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12010201019983 and 12010201020010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42893574932 + ... + 42893575211.

It is an arithmetic number, because the mean of its divisors is an integer number (1201020102016).

Almost surely, 2^{12010201020020} is an apocalyptic number.

12010201020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010201020020 is an abundant number, since it is smaller than the sum of its proper divisors (16814281428364).

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

12010201020020 is a wasteful number, since it uses less digits than its factorization.

12010201020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85787150159 (or 85787150157 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12010201020020 its reverse (2002010201021), we get a palindrome (14012211221041).

The spelling of 12010201020020 in words is "twelve trillion, ten billion, two hundred one million, twenty thousand, twenty".