1202221000999 has 8 divisors (see below), whose sum is σ = 1231653050208. Its totient is φ = 1172794170240.

The previous prime is 1202221000997. The next prime is 1202221001011. The reversal of 1202221000999 is 9990001222021.

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

It is a cyclic number.

It is not a de Polignac number, because 1202221000999 - 2¹ = 1202221000997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202221000997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836182 + ... + 1761715.

It is an arithmetic number, because the mean of its divisors is an integer number (153956631276).

Almost surely, 2^{1202221000999} is an apocalyptic number.

1202221000999 is a deficient number, since it is larger than the sum of its proper divisors (29432049209).

1202221000999 is a wasteful number, since it uses less digits than its factorization.

1202221000999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609225.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 1202221000999 in words is "one trillion, two hundred two billion, two hundred twenty-one million, nine hundred ninety-nine", and thus it is an aban number.