200101012021020 has 48 divisors (see below), whose sum is σ = 611217636720768. Its totient is φ = 48509336247360.

The previous prime is 200101012020883. The next prime is 200101012021039. The reversal of 200101012021020 is 20120210101002.

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

It is a junction number, because it is equal to n+sod(n) for n = 200101012020987 and 200101012021005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151591675114 + ... + 151591676433.

It is an arithmetic number, because the mean of its divisors is an integer number (12733700765016).

Almost surely, 2^{200101012021020} is an apocalyptic number.

200101012021020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101012021020 is an abundant number, since it is smaller than the sum of its proper divisors (411116624699748).

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

200101012021020 is a wasteful number, since it uses less digits than its factorization.

200101012021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303183351570 (or 303183351568 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200101012021020 its reverse (20120210101002), we get a palindrome (220221222122022).

The spelling of 200101012021020 in words is "two hundred trillion, one hundred one billion, twelve million, twenty-one thousand, twenty".