20002001030004 has 96 divisors (see below), whose sum is σ = 56148402078720. Its totient is φ = 5413840733952.

The previous prime is 20002001030003. The next prime is 20002001030009. The reversal of 20002001030004 is 40003010020002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002001030003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38263039 + ... + 38782265.

It is an arithmetic number, because the mean of its divisors is an integer number (584879188320).

Almost surely, 2^{20002001030004} is an apocalyptic number.

It is an amenable number.

20002001030004 is an abundant number, since it is smaller than the sum of its proper divisors (36146401048716).

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

20002001030004 is a wasteful number, since it uses less digits than its factorization.

20002001030004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543397 (or 543395 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20002001030004 its reverse (40003010020002), we get a palindrome (60005011050006).

The spelling of 20002001030004 in words is "twenty trillion, two billion, one million, thirty thousand, four".