221001200000202 has 8 divisors (see below), whose sum is σ = 442002400000416. Its totient is φ = 73667066666732.

The previous prime is 221001200000177. The next prime is 221001200000249. The reversal of 221001200000202 is 202000002100122.

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

221001200000202 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, 18416766666678 + ... + 18416766666689.

It is an arithmetic number, because the mean of its divisors is an integer number (55250300000052).

Almost surely, 2^{221001200000202} is an apocalyptic number.

221001200000202 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.

221001200000202 is a wasteful number, since it uses less digits than its factorization.

221001200000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36833533333372.

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

Adding to 221001200000202 its reverse (202000002100122), we get a palindrome (423001202100324).

The spelling of 221001200000202 in words is "two hundred twenty-one trillion, one billion, two hundred million, two hundred two", and thus it is an aban number.