229111912 has 16 divisors (see below), whose sum is σ = 439575840. Its totient is φ = 111891696.

The previous prime is 229111903. The next prime is 229111921. The reversal of 229111912 is 219111922.

It is an interprime number because it is at equal distance from previous prime (229111903) and next prime (229111921).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332668 + ... + 333355.

It is an arithmetic number, because the mean of its divisors is an integer number (27473490).

Almost surely, 2^229111912 is an apocalyptic number.

It is an amenable number.

229111912 is a deficient number, since it is larger than the sum of its proper divisors (210463928).

229111912 is a wasteful number, since it uses less digits than its factorization.

229111912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666072 (or 666068 counting only the distinct ones).

The product of its digits is 648, while the sum is 28.

The square root of 229111912 is about 15136.4431753302. The cubic root of 229111912 is about 611.9029635263.

The spelling of 229111912 in words is "two hundred twenty-nine million, one hundred eleven thousand, nine hundred twelve".