101270016172 has 12 divisors (see below), whose sum is σ = 190855030576. Its totient is φ = 46740007440.

The previous prime is 101270016101. The next prime is 101270016187. The reversal of 101270016172 is 271610072101.

It is a self number, because there is not a number n which added to its sum of digits gives 101270016172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973750104 + ... + 973750207.

Almost surely, 2^101270016172 is an apocalyptic number.

It is an amenable number.

101270016172 is a deficient number, since it is larger than the sum of its proper divisors (89585014404).

101270016172 is a wasteful number, since it uses less digits than its factorization.

101270016172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947500328 (or 1947500326 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 28.

Adding to 101270016172 its reverse (271610072101), we get a palindrome (372880088273).

The spelling of 101270016172 in words is "one hundred one billion, two hundred seventy million, sixteen thousand, one hundred seventy-two".