220102112 has 24 divisors (see below), whose sum is σ = 448270200. Its totient is φ = 106255744.

The previous prime is 220102027. The next prime is 220102117. The reversal of 220102112 is 211201022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220102093 and 220102102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220102117) 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, 117662 + ... + 119517.

It is an arithmetic number, because the mean of its divisors is an integer number (18677925).

Almost surely, 2^220102112 is an apocalyptic number.

It is an amenable number.

220102112 is an abundant number, since it is smaller than the sum of its proper divisors (228168088).

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

220102112 is a wasteful number, since it uses less digits than its factorization.

220102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237218 (or 237210 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 220102112 is about 14835.8387696820. The cubic root of 220102112 is about 603.7744578421.

Adding to 220102112 its reverse (211201022), we get a palindrome (431303134).

The spelling of 220102112 in words is "two hundred twenty million, one hundred two thousand, one hundred twelve".