2001333124029 has 4 divisors (see below), whose sum is σ = 2668444165376. Its totient is φ = 1334222082684.

The previous prime is 2001333123929. The next prime is 2001333124039. The reversal of 2001333124029 is 9204213331002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2001333124029 - 2⁷ = 2001333123901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001333123987 and 2001333124005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001333124039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333555520669 + ... + 333555520674.

It is an arithmetic number, because the mean of its divisors is an integer number (667111041344).

Almost surely, 2^{2001333124029} is an apocalyptic number.

It is an amenable number.

2001333124029 is a deficient number, since it is larger than the sum of its proper divisors (667111041347).

2001333124029 is an equidigital number, since it uses as much as digits as its factorization.

2001333124029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667111041346.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 2001333124029 in words is "two trillion, one billion, three hundred thirty-three million, one hundred twenty-four thousand, twenty-nine".