1220223000195 has 24 divisors (see below), whose sum is σ = 2146621163856. Its totient is φ = 641072380608.

The previous prime is 1220223000187. The next prime is 1220223000203. The reversal of 1220223000195 is 5910003220221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1220223000187) and next prime (1220223000203).

It is not a de Polignac number, because 1220223000195 - 2³ = 1220223000187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202355692 + ... + 202361721.

It is an arithmetic number, because the mean of its divisors is an integer number (89442548494).

Almost surely, 2^{1220223000195} is an apocalyptic number.

1220223000195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1220223000195 is a deficient number, since it is larger than the sum of its proper divisors (926398163661).

1220223000195 is a wasteful number, since it uses less digits than its factorization.

1220223000195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404717491 (or 404717488 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 1220223000195 in words is "one trillion, two hundred twenty billion, two hundred twenty-three million, one hundred ninety-five", and thus it is an aban number.