2134243012020 has 192 divisors, whose sum is σ = 7190015078400. Its totient is φ = 462088488960.

The previous prime is 2134243011977. The next prime is 2134243012061. The reversal of 2134243012020 is 202103424312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 80097900 + ... + 80124540.

It is an arithmetic number, because the mean of its divisors is an integer number (37447995200).

Almost surely, 2^{2134243012020} is an apocalyptic number.

2134243012020 is a gapful number since it is divisible by the number (20) 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 2134243012020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3595007539200).

2134243012020 is an abundant number, since it is smaller than the sum of its proper divisors (5055772066380).

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

2134243012020 is a wasteful number, since it uses less digits than its factorization.

2134243012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36718 (or 36716 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2134243012020 its reverse (202103424312), we get a palindrome (2336346436332).

The spelling of 2134243012020 in words is "two trillion, one hundred thirty-four billion, two hundred forty-three million, twelve thousand, twenty".