200002011200020 has 48 divisors (see below), whose sum is σ = 421595667536400. Its totient is φ = 79698208343040.

The previous prime is 200002011200009. The next prime is 200002011200023. The reversal of 200002011200020 is 20002110200002.

It can be written as a sum of positive squares in 8 ways, for example, as 68221851161104 + 131780160038916 = 8259652^2 + 11479554^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002011200023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10781425 + ... + 22720984.

It is an arithmetic number, because the mean of its divisors is an integer number (8783243073675).

Almost surely, 2^{200002011200020} is an apocalyptic number.

200002011200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200002011200020 is an abundant number, since it is smaller than the sum of its proper divisors (221593656336380).

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

200002011200020 is a wasteful number, since it uses less digits than its factorization.

200002011200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33503548 (or 33503546 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200002011200020 its reverse (20002110200002), we get a palindrome (220004121400022).

The spelling of 200002011200020 in words is "two hundred trillion, two billion, eleven million, two hundred thousand, twenty".