210002001121002 has 32 divisors (see below), whose sum is σ = 426956450002560. Its totient is φ = 68842286694720.

The previous prime is 210002001120997. The next prime is 210002001121021. The reversal of 210002001121002 is 200121100200012.

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, 42787873 + ... + 47442660.

It is an arithmetic number, because the mean of its divisors is an integer number (13342389062580).

Almost surely, 2^{210002001121002} is an apocalyptic number.

210002001121002 is an abundant number, since it is smaller than the sum of its proper divisors (216954448881558).

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

210002001121002 is a wasteful number, since it uses less digits than its factorization.

210002001121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90236958.

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

Adding to 210002001121002 its reverse (200121100200012), we get a palindrome (410123101321014).

The spelling of 210002001121002 in words is "two hundred ten trillion, two billion, one million, one hundred twenty-one thousand, two".