2143316601 has 24 divisors (see below), whose sum is σ = 3238677000. Its totient is φ = 1364090112.

The previous prime is 2143316563. The next prime is 2143316611. The reversal of 2143316601 is 1066133412.

2143316601 is a `hidden beast` number, since 2 + 1 + 43 + 3 + 16 + 601 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4161600 + 2139155001 = 2040^2 + 46251^2 .

It is not a de Polignac number, because 2143316601 - 2²¹ = 2141219449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2143316611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22906 + ... + 69363.

It is an arithmetic number, because the mean of its divisors is an integer number (134944875).

Almost surely, 2^2143316601 is an apocalyptic number.

It is an amenable number.

2143316601 is a deficient number, since it is larger than the sum of its proper divisors (1095360399).

2143316601 is a wasteful number, since it uses less digits than its factorization.

2143316601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92393 (or 92390 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2143316601 is about 46295.9674377802. The cubic root of 2143316601 is about 1289.3241258478.

The spelling of 2143316601 in words is "two billion, one hundred forty-three million, three hundred sixteen thousand, six hundred one".