223151112 has 160 divisors (see below), whose sum is σ = 677445120. Its totient is φ = 68359680.

The previous prime is 223151101. The next prime is 223151141. The reversal of 223151112 is 211151322.

It is a super-3 number, since 3×223151112³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 517537 + ... + 517967.

It is an arithmetic number, because the mean of its divisors is an integer number (4234032).

Almost surely, 2^223151112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223151112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338722560).

223151112 is an abundant number, since it is smaller than the sum of its proper divisors (454294008).

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

223151112 is a wasteful number, since it uses less digits than its factorization.

223151112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 500 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 223151112 is about 14938.2432702109. The cubic root of 223151112 is about 606.5496434643.

The spelling of 223151112 in words is "two hundred twenty-three million, one hundred fifty-one thousand, one hundred twelve".