112220163550 has 24 divisors (see below), whose sum is σ = 227704914792. Its totient is φ = 40807332000.

The previous prime is 112220163533. The next prime is 112220163569. The reversal of 112220163550 is 55361022211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102017781 + ... + 102018880.

It is an arithmetic number, because the mean of its divisors is an integer number (9487704783).

Almost surely, 2^112220163550 is an apocalyptic number.

112220163550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112220163550 is an abundant number, since it is smaller than the sum of its proper divisors (115484751242).

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

112220163550 is a wasteful number, since it uses less digits than its factorization.

112220163550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204036684 (or 204036679 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 112220163550 its reverse (55361022211), we get a palindrome (167581185761).

The spelling of 112220163550 in words is "one hundred twelve billion, two hundred twenty million, one hundred sixty-three thousand, five hundred fifty".