201021010003000 has 64 divisors (see below), whose sum is σ = 513151814653920. Its totient is φ = 73098549088000.

The previous prime is 201021010002991. The next prime is 201021010003019. The reversal of 201021010003000 is 300010120102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9137307637 + ... + 9137329636.

Almost surely, 2^{201021010003000} is an apocalyptic number.

201021010003000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201021010003000 is an abundant number, since it is smaller than the sum of its proper divisors (312130804650920).

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

201021010003000 is a wasteful number, since it uses less digits than its factorization.

201021010003000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18274637305 (or 18274637291 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 201021010003000 its reverse (300010120102), we get a palindrome (201321020123102).

The spelling of 201021010003000 in words is "two hundred one trillion, twenty-one billion, ten million, three thousand".