111163551171330 has 256 divisors, whose sum is σ = 319580398964736. Its totient is φ = 24220993351680.

The previous prime is 111163551171301. The next prime is 111163551171341. The reversal of 111163551171330 is 33171155361111.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 66426249 + ... + 68079171.

It is an arithmetic number, because the mean of its divisors is an integer number (1248360933456).

Almost surely, 2^{111163551171330} is an apocalyptic number.

111163551171330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 111163551171330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159790199482368).

111163551171330 is an abundant number, since it is smaller than the sum of its proper divisors (208416847793406).

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

111163551171330 is a wasteful number, since it uses less digits than its factorization.

111163551171330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653161.

The product of its (nonzero) digits is 28350, while the sum is 39.

The spelling of 111163551171330 in words is "one hundred eleven trillion, one hundred sixty-three billion, five hundred fifty-one million, one hundred seventy-one thousand, three hundred thirty".