20200020201000 has 192 divisors, whose sum is σ = 68279659877520. Its totient is φ = 5386388697600.

The previous prime is 20200020200947. The next prime is 20200020201013. The reversal of 20200020201000 is 10202000202.

It can be written as a sum of positive squares in 8 ways, for example, as 5945121580644 + 14254898620356 = 2438262^2 + 3775566^2 .

It is a super-2 number, since 2×20200020201000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 214269874 + ... + 214364126.

Almost surely, 2^{20200020201000} is an apocalyptic number.

20200020201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20200020201000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34139829938760).

20200020201000 is an abundant number, since it is smaller than the sum of its proper divisors (48079639676520).

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

20200020201000 is a wasteful number, since it uses less digits than its factorization.

20200020201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118093 (or 118076 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20200020201000 its reverse (10202000202), we get a palindrome (20210222201202).

The spelling of 20200020201000 in words is "twenty trillion, two hundred billion, twenty million, two hundred one thousand".