23133020212 has 24 divisors (see below), whose sum is σ = 40564117440. Its totient is φ = 11543299200.

The previous prime is 23133020203. The next prime is 23133020213. The reversal of 23133020212 is 21202033132.

It is a self number, because there is not a number n which added to its sum of digits gives 23133020212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23133020213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5331708 + ... + 5336044.

It is an arithmetic number, because the mean of its divisors is an integer number (1690171560).

Almost surely, 2^23133020212 is an apocalyptic number.

It is an amenable number.

23133020212 is a deficient number, since it is larger than the sum of its proper divisors (17431097228).

23133020212 is a wasteful number, since it uses less digits than its factorization.

23133020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711 (or 6709 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23133020212 its reverse (21202033132), we get a palindrome (44335053344).

The spelling of 23133020212 in words is "twenty-three billion, one hundred thirty-three million, twenty thousand, two hundred twelve".