110400220172 has 12 divisors (see below), whose sum is σ = 210764056776. Its totient is φ = 50181918240.

The previous prime is 110400220171. The next prime is 110400220261. The reversal of 110400220172 is 271022004011.

It is a super-2 number, since 2×110400220172² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (110400220171) 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, 1254547913 + ... + 1254548000.

It is an arithmetic number, because the mean of its divisors is an integer number (17563671398).

Almost surely, 2^110400220172 is an apocalyptic number.

It is an amenable number.

110400220172 is a deficient number, since it is larger than the sum of its proper divisors (100363836604).

110400220172 is a wasteful number, since it uses less digits than its factorization.

110400220172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509095928 (or 2509095926 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 110400220172 its reverse (271022004011), we get a palindrome (381422224183).

The spelling of 110400220172 in words is "one hundred ten billion, four hundred million, two hundred twenty thousand, one hundred seventy-two".