212160245603 has 4 divisors (see below), whose sum is σ = 212190783600. Its totient is φ = 212129707608.

The previous prime is 212160245597. The next prime is 212160245629. The reversal of 212160245603 is 306542061212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212160245603 - 2²² = 212156051299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212160245603.

It is not an unprimeable number, because it can be changed into a prime (212160245203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15258575 + ... + 15272472.

It is an arithmetic number, because the mean of its divisors is an integer number (53047695900).

Almost surely, 2^212160245603 is an apocalyptic number.

212160245603 is a deficient number, since it is larger than the sum of its proper divisors (30537997).

212160245603 is an equidigital number, since it uses as much as digits as its factorization.

212160245603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30537996.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 212160245603 in words is "two hundred twelve billion, one hundred sixty million, two hundred forty-five thousand, six hundred three".