210021133021000 has 64 divisors (see below), whose sum is σ = 561656515754880. Its totient is φ = 72007245604800.

The previous prime is 210021133020953. The next prime is 210021133021019. The reversal of 210021133021000 is 120331120012.

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, 15001502502 + ... + 15001516501.

It is an arithmetic number, because the mean of its divisors is an integer number (8775883058670).

Almost surely, 2^{210021133021000} is an apocalyptic number.

210021133021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210021133021000 is an abundant number, since it is smaller than the sum of its proper divisors (351635382733880).

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

210021133021000 is a wasteful number, since it uses less digits than its factorization.

210021133021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30003019031 (or 30003019017 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210021133021000 its reverse (120331120012), we get a palindrome (210141464141012).

The spelling of 210021133021000 in words is "two hundred ten trillion, twenty-one billion, one hundred thirty-three million, twenty-one thousand".