221200210000002 has 8 divisors (see below), whose sum is σ = 442400420000016. Its totient is φ = 73733403333332.

The previous prime is 221200209999983. The next prime is 221200210000031. The reversal of 221200210000002 is 200000012002122.

221200210000002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

221200210000002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18433350833328 + ... + 18433350833339.

It is an arithmetic number, because the mean of its divisors is an integer number (55300052500002).

Almost surely, 2^{221200210000002} is an apocalyptic number.

221200210000002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

221200210000002 is a wasteful number, since it uses less digits than its factorization.

221200210000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36866701666672.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 221200210000002 its reverse (200000012002122), we get a palindrome (421200222002124).

The spelling of 221200210000002 in words is "two hundred twenty-one trillion, two hundred billion, two hundred ten million, two", and thus it is an aban number.