2000203040420 has 24 divisors (see below), whose sum is σ = 4523536107384. Its totient is φ = 738536507136.

The previous prime is 2000203040417. The next prime is 2000203040447. The reversal of 2000203040420 is 240403020002.

It can be written as a sum of positive squares in 4 ways, for example, as 1915462756 + 1998287577664 = 43766^2 + 1413608^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3846544049 + ... + 3846544568.

It is an arithmetic number, because the mean of its divisors is an integer number (188480671141).

Almost surely, 2^{2000203040420} is an apocalyptic number.

2000203040420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000203040420 is an abundant number, since it is smaller than the sum of its proper divisors (2523333066964).

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

2000203040420 is a wasteful number, since it uses less digits than its factorization.

2000203040420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7693088639 (or 7693088637 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 2000203040420 its reverse (240403020002), we get a palindrome (2240606060422).

The spelling of 2000203040420 in words is "two trillion, two hundred three million, forty thousand, four hundred twenty".