210010001221002 has 32 divisors (see below), whose sum is σ = 431373182974272. Its totient is φ = 68111148288384.

The previous prime is 210010001220883. The next prime is 210010001221063. The reversal of 210010001221002 is 200122100010012.

It is a super-2 number, since 2×210010001221002² (a number of 29 digits) contains 22 as substring.

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, 84929773 + ... + 87367535.

It is an arithmetic number, because the mean of its divisors is an integer number (13480411967946).

Almost surely, 2^{210010001221002} is an apocalyptic number.

210010001221002 is an abundant number, since it is smaller than the sum of its proper divisors (221363181753270).

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

210010001221002 is a wasteful number, since it uses less digits than its factorization.

210010001221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825862.

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

Adding to 210010001221002 its reverse (200122100010012), we get a palindrome (410132101231014).

The spelling of 210010001221002 in words is "two hundred ten trillion, ten billion, one million, two hundred twenty-one thousand, two".