2001013230000 has 100 divisors (see below), whose sum is σ = 6459537605048. Its totient is φ = 533603520000.

The previous prime is 2001013229933. The next prime is 2001013230017. The reversal of 2001013230000 is 323101002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33320221 + ... + 33380220.

Almost surely, 2^{2001013230000} is an apocalyptic number.

2001013230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001013230000 is an abundant number, since it is smaller than the sum of its proper divisors (4458524375048).

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

2001013230000 is an equidigital number, since it uses as much as digits as its factorization.

2001013230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66700472 (or 66700451 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 2001013230000 its reverse (323101002), we get a palindrome (2001336331002).

The spelling of 2001013230000 in words is "two trillion, one billion, thirteen million, two hundred thirty thousand".