160031261701 has 4 divisors (see below), whose sum is σ = 165549581100. Its totient is φ = 154512942304.

The previous prime is 160031261671. The next prime is 160031261713. The reversal of 160031261701 is 107162130061.

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

It can be written as a sum of positive squares in 2 ways, for example, as 39432030625 + 120599231076 = 198575^2 + 347274^2 .

It is a cyclic number.

It is not a de Polignac number, because 160031261701 - 2¹⁷ = 160031130629 is a prime.

It is a super-2 number, since 2×160031261701² (a number of 23 digits) contains 22 as substring.

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 160031261701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160031261501) 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, 2759159656 + ... + 2759159713.

It is an arithmetic number, because the mean of its divisors is an integer number (41387395275).

Almost surely, 2^160031261701 is an apocalyptic number.

It is an amenable number.

160031261701 is a deficient number, since it is larger than the sum of its proper divisors (5518319399).

160031261701 is an equidigital number, since it uses as much as digits as its factorization.

160031261701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518319398.

The product of its (nonzero) digits is 1512, while the sum is 28.

Adding to 160031261701 its reverse (107162130061), we get a palindrome (267193391762).

The spelling of 160031261701 in words is "one hundred sixty billion, thirty-one million, two hundred sixty-one thousand, seven hundred one".