1170216555100 has 36 divisors (see below), whose sum is σ = 2582410105800. Its totient is φ = 460152948160.

The previous prime is 1170216555083. The next prime is 1170216555103. The reversal of 1170216555100 is 15556120711.

It is a super-2 number, since 2×1170216555100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170216555103) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 99164995 + ... + 99176794.

It is an arithmetic number, because the mean of its divisors is an integer number (71733614050).

Almost surely, 2^{1170216555100} is an apocalyptic number.

1170216555100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1170216555100 is an abundant number, since it is smaller than the sum of its proper divisors (1412193550700).

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

1170216555100 is a wasteful number, since it uses less digits than its factorization.

1170216555100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198341862 (or 198341855 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 34.

The spelling of 1170216555100 in words is "one trillion, one hundred seventy billion, two hundred sixteen million, five hundred fifty-five thousand, one hundred".