1220302196 has 12 divisors (see below), whose sum is σ = 2136069348. Its totient is φ = 609996672.

The previous prime is 1220302183. The next prime is 1220302199. The reversal of 1220302196 is 6912030221.

It can be written as a sum of positive squares in 2 ways, for example, as 1153553296 + 66748900 = 33964^2 + 8170^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220302199) 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, 19811 + ... + 53226.

It is an arithmetic number, because the mean of its divisors is an integer number (178005779).

Almost surely, 2^1220302196 is an apocalyptic number.

It is an amenable number.

1220302196 is a deficient number, since it is larger than the sum of its proper divisors (915767152).

1220302196 is a wasteful number, since it uses less digits than its factorization.

1220302196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77218 (or 77216 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1220302196 is about 34932.8240484505. The cubic root of 1220302196 is about 1068.6179483873.

The spelling of 1220302196 in words is "one billion, two hundred twenty million, three hundred two thousand, one hundred ninety-six".