112203165545 has 8 divisors (see below), whose sum is σ = 136488234696. Its totient is φ = 88532908416.

The previous prime is 112203165539. The next prime is 112203165551. The reversal of 112203165545 is 545561302211.

It is an interprime number because it is at equal distance from previous prime (112203165539) and next prime (112203165551).

It can be written as a sum of positive squares in 4 ways, for example, as 36461520601 + 75741644944 = 190949^2 + 275212^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 112203165545 - 2¹⁸ = 112202903401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153702602 + ... + 153703331.

It is an arithmetic number, because the mean of its divisors is an integer number (17061029337).

Almost surely, 2^112203165545 is an apocalyptic number.

It is an amenable number.

112203165545 is a deficient number, since it is larger than the sum of its proper divisors (24285069151).

112203165545 is an equidigital number, since it uses as much as digits as its factorization.

112203165545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307406011.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 112203165545 its reverse (545561302211), we get a palindrome (657764467756).

The spelling of 112203165545 in words is "one hundred twelve billion, two hundred three million, one hundred sixty-five thousand, five hundred forty-five".