401102112 has 48 divisors (see below), whose sum is σ = 1055738880. Its totient is φ = 133339392.

The previous prime is 401102099. The next prime is 401102113. The reversal of 401102112 is 211201104.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (401102113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31314 + ... + 42222.

It is an arithmetic number, because the mean of its divisors is an integer number (21994560).

Almost surely, 2^401102112 is an apocalyptic number.

It is an amenable number.

401102112 is an abundant number, since it is smaller than the sum of its proper divisors (654636768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401102112 is a wasteful number, since it uses less digits than its factorization.

401102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11305 (or 11297 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 401102112 is about 20027.5338471815. The cubic root of 401102112 is about 737.4823817298.

Adding to 401102112 its reverse (211201104), we get a palindrome (612303216).

The spelling of 401102112 in words is "four hundred one million, one hundred two thousand, one hundred twelve".