23210111212 has 6 divisors (see below), whose sum is σ = 40617694628. Its totient is φ = 11605055604.

The previous prime is 23210111207. The next prime is 23210111273. The reversal of 23210111212 is 21211101232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2901263898 + ... + 2901263905.

Almost surely, 2^23210111212 is an apocalyptic number.

It is an amenable number.

23210111212 is a deficient number, since it is larger than the sum of its proper divisors (17407583416).

23210111212 is a wasteful number, since it uses less digits than its factorization.

23210111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802527807 (or 5802527805 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 23210111212 its reverse (21211101232), we get a palindrome (44421212444).

The spelling of 23210111212 in words is "twenty-three billion, two hundred ten million, one hundred eleven thousand, two hundred twelve".