1200002221203 has 8 divisors (see below), whose sum is σ = 1600027800000. Its totient is φ = 799989061608.

The previous prime is 1200002221199. The next prime is 1200002221207. The reversal of 1200002221203 is 3021222000021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1200002221199) and next prime (1200002221207).

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

It is not a de Polignac number, because 1200002221203 - 2² = 1200002221199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200002221207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2876953 + ... + 3267546.

It is an arithmetic number, because the mean of its divisors is an integer number (200003475000).

Almost surely, 2^{1200002221203} is an apocalyptic number.

1200002221203 is a deficient number, since it is larger than the sum of its proper divisors (400025578797).

1200002221203 is an equidigital number, since it uses as much as digits as its factorization.

1200002221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209601.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1200002221203 its reverse (3021222000021), we get a palindrome (4221224221224).

The spelling of 1200002221203 in words is "one trillion, two hundred billion, two million, two hundred twenty-one thousand, two hundred three".