23013212 has 12 divisors (see below), whose sum is σ = 40308576. Its totient is φ = 11496480.

The previous prime is 23013209. The next prime is 23013233. The reversal of 23013212 is 21231032.

It is a happy number.

It is a congruent number.

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, 5213 + ... + 8555.

It is an arithmetic number, because the mean of its divisors is an integer number (3359048).

Almost surely, 2^23013212 is an apocalyptic number.

It is an amenable number.

23013212 is a deficient number, since it is larger than the sum of its proper divisors (17295364).

23013212 is a wasteful number, since it uses less digits than its factorization.

23013212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068 (or 5066 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23013212 is about 4797.2087717755. The cubic root of 23013212 is about 284.4411414321.

Adding to 23013212 its reverse (21231032), we get a palindrome (44244244).

The spelling of 23013212 in words is "twenty-three million, thirteen thousand, two hundred twelve".