1220550152215 has 8 divisors (see below), whose sum is σ = 1492295280768. Its totient is φ = 958016723040.

The previous prime is 1220550152201. The next prime is 1220550152251. The reversal of 1220550152215 is 5122510550221.

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

It is not a de Polignac number, because 1220550152215 - 2⁹ = 1220550151703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2302924551 + ... + 2302925080.

It is an arithmetic number, because the mean of its divisors is an integer number (186536910096).

Almost surely, 2^{1220550152215} is an apocalyptic number.

1220550152215 is a deficient number, since it is larger than the sum of its proper divisors (271745128553).

1220550152215 is an equidigital number, since it uses as much as digits as its factorization.

1220550152215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4605849689.

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 1220550152215 in words is "one trillion, two hundred twenty billion, five hundred fifty million, one hundred fifty-two thousand, two hundred fifteen".