210000021221202 has 16 divisors (see below), whose sum is σ = 433548430908672. Its totient is φ = 67741942329360.

The previous prime is 210000021221191. The next prime is 210000021221239. The reversal of 210000021221202 is 202122120000012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564516185893 + ... + 564516186264.

It is an arithmetic number, because the mean of its divisors is an integer number (27096776931792).

Almost surely, 2^{210000021221202} is an apocalyptic number.

210000021221202 is an abundant number, since it is smaller than the sum of its proper divisors (223548409687470).

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

210000021221202 is a wasteful number, since it uses less digits than its factorization.

210000021221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129032372193.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210000021221202 its reverse (202122120000012), we get a palindrome (412122141221214).

The spelling of 210000021221202 in words is "two hundred ten trillion, twenty-one million, two hundred twenty-one thousand, two hundred two".