1222555553160 has 128 divisors (see below), whose sum is σ = 3874864780800. Its totient is φ = 308075586560.

The previous prime is 1222555553143. The next prime is 1222555553183. The reversal of 1222555553160 is 613555552221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3573771 + ... + 3900890.

It is an arithmetic number, because the mean of its divisors is an integer number (30272381100).

Almost surely, 2^{1222555553160} is an apocalyptic number.

1222555553160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222555553160 is an abundant number, since it is smaller than the sum of its proper divisors (2652309227640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222555553160 is a wasteful number, since it uses less digits than its factorization.

1222555553160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7474751 (or 7474747 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 1222555553160 in words is "one trillion, two hundred twenty-two billion, five hundred fifty-five million, five hundred fifty-three thousand, one hundred sixty".