1220110221195 has 24 divisors (see below), whose sum is σ = 2114884520736. Its totient is φ = 650717203968.

The previous prime is 1220110221191. The next prime is 1220110221241. The reversal of 1220110221195 is 5911220110221.

It is not a de Polignac number, because 1220110221195 - 2² = 1220110221191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220110221191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5412987 + ... + 5633883.

It is an arithmetic number, because the mean of its divisors is an integer number (88120188364).

Almost surely, 2^{1220110221195} is an apocalyptic number.

1220110221195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1220110221195 is a deficient number, since it is larger than the sum of its proper divisors (894774299541).

1220110221195 is a wasteful number, since it uses less digits than its factorization.

1220110221195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343651 (or 343648 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The spelling of 1220110221195 in words is "one trillion, two hundred twenty billion, one hundred ten million, two hundred twenty-one thousand, one hundred ninety-five".