160031512012 has 6 divisors (see below), whose sum is σ = 280055146028. Its totient is φ = 80015756004.

The previous prime is 160031511973. The next prime is 160031512019. The reversal of 160031512012 is 210215130061.

It is a happy number.

It is a super-2 number, since 2×160031512012² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (160031512019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20003938998 + ... + 20003939005.

Almost surely, 2^160031512012 is an apocalyptic number.

It is an amenable number.

160031512012 is a deficient number, since it is larger than the sum of its proper divisors (120023634016).

160031512012 is a wasteful number, since it uses less digits than its factorization.

160031512012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40007878007 (or 40007878005 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 160031512012 its reverse (210215130061), we get a palindrome (370246642073).

The spelling of 160031512012 in words is "one hundred sixty billion, thirty-one million, five hundred twelve thousand, twelve".