200001001011020 has 96 divisors (see below), whose sum is σ = 459142050931200. Its totient is φ = 72575718220800.

The previous prime is 200001001010983. The next prime is 200001001011023. The reversal of 200001001011020 is 20110100100002.

It is a super-2 number, since 2×200001001011020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200001001010989 and 200001001011007.

It is not an unprimeable number, because it can be changed into a prime (200001001011023) 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, 236577236 + ... + 237421124.

It is an arithmetic number, because the mean of its divisors is an integer number (4782729697200).

Almost surely, 2^{200001001011020} is an apocalyptic number.

200001001011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200001001011020 is an abundant number, since it is smaller than the sum of its proper divisors (259141049920180).

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

200001001011020 is a wasteful number, since it uses less digits than its factorization.

200001001011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846159 (or 846157 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 200001001011020 its reverse (20110100100002), we get a palindrome (220111101111022).

The spelling of 200001001011020 in words is "two hundred trillion, one billion, one million, eleven thousand, twenty".