210012002001000 has 96 divisors (see below), whose sum is σ = 709840566793800. Its totient is φ = 56003200531200.

The previous prime is 210012002000989. The next prime is 210012002001017. The reversal of 210012002001000 is 100200210012.

It can be written as a sum of positive squares in 4 ways, for example, as 95100762849444 + 114911239151556 = 9751962^2 + 10719666^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11667324445 + ... + 11667342444.

Almost surely, 2^{210012002001000} is an apocalyptic number.

210012002001000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210012002001000 is an abundant number, since it is smaller than the sum of its proper divisors (499828564792800).

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

210012002001000 is a wasteful number, since it uses less digits than its factorization.

210012002001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23334666916 (or 23334666899 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 210012002001000 its reverse (100200210012), we get a palindrome (210112202211012).

The spelling of 210012002001000 in words is "two hundred ten trillion, twelve billion, two million, one thousand".