23212212003 has 12 divisors (see below), whose sum is σ = 33531471168. Its totient is φ = 15473552400.

The previous prime is 23212211999. The next prime is 23212212013. The reversal of 23212212003 is 30021221232.

It is not a de Polignac number, because 23212212003 - 2² = 23212211999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23212212013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20301 + ... + 216417.

It is an arithmetic number, because the mean of its divisors is an integer number (2794289264).

Almost surely, 2^23212212003 is an apocalyptic number.

23212212003 is a deficient number, since it is larger than the sum of its proper divisors (10319259165).

23212212003 is a wasteful number, since it uses less digits than its factorization.

23212212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209274 (or 209271 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23212212003 its reverse (30021221232), we get a palindrome (53233433235).

The spelling of 23212212003 in words is "twenty-three billion, two hundred twelve million, two hundred twelve thousand, three".