201021133203000 has 384 divisors, whose sum is σ = 741257853336000. Its totient is φ = 48729890304000.

The previous prime is 201021133202963. The next prime is 201021133203017. The reversal of 201021133203000 is 302331120102.

201021133203000 is a `hidden beast` number, since 2 + 0 + 10 + 21 + 1 + 332 + 0 + 300 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2559011724 + ... + 2559090276.

Almost surely, 2^{201021133203000} is an apocalyptic number.

201021133203000 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 201021133203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370628926668000).

201021133203000 is an abundant number, since it is smaller than the sum of its proper divisors (540236720133000).

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

201021133203000 is a wasteful number, since it uses less digits than its factorization.

201021133203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104440 (or 104423 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 201021133203000 its reverse (302331120102), we get a palindrome (201323464323102).

The spelling of 201021133203000 in words is "two hundred one trillion, twenty-one billion, one hundred thirty-three million, two hundred three thousand".