1220211022202 has 8 divisors (see below), whose sum is σ = 1832793283200. Its totient is φ = 609279927804.

The previous prime is 1220211022181. The next prime is 1220211022207. The reversal of 1220211022202 is 2022201120221.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1220211022207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412789802 + ... + 412792757.

It is an arithmetic number, because the mean of its divisors is an integer number (229099160400).

Almost surely, 2^{1220211022202} is an apocalyptic number.

1220211022202 is a deficient number, since it is larger than the sum of its proper divisors (612582260998).

1220211022202 is an equidigital number, since it uses as much as digits as its factorization.

1220211022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825583300.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1220211022202 its reverse (2022201120221), we get a palindrome (3242412142423).

The spelling of 1220211022202 in words is "one trillion, two hundred twenty billion, two hundred eleven million, twenty-two thousand, two hundred two".