101660603434 has 16 divisors (see below), whose sum is σ = 164686204872. Its totient is φ = 46787355648.

The previous prime is 101660603411. The next prime is 101660603437. The reversal of 101660603434 is 434306066101.

It can be written as a sum of positive squares in 4 ways, for example, as 80880516025 + 20780087409 = 284395^2 + 144153^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101660603434.

It is not an unprimeable number, because it can be changed into a prime (101660603437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5529099 + ... + 5547454.

Almost surely, 2^101660603434 is an apocalyptic number.

101660603434 is a deficient number, since it is larger than the sum of its proper divisors (63025601438).

101660603434 is a wasteful number, since it uses less digits than its factorization.

101660603434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11076921.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 101660603434 its reverse (434306066101), we get a palindrome (535966669535).

The spelling of 101660603434 in words is "one hundred one billion, six hundred sixty million, six hundred three thousand, four hundred thirty-four".