2023421212 has 12 divisors (see below), whose sum is σ = 3655212736. Its totient is φ = 979074720.

The previous prime is 2023421171. The next prime is 2023421219. The reversal of 2023421212 is 2121243202.

It is a self number, because there is not a number n which added to its sum of digits gives 2023421212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023421219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8158833 + ... + 8159080.

Almost surely, 2^2023421212 is an apocalyptic number.

It is an amenable number.

2023421212 is a deficient number, since it is larger than the sum of its proper divisors (1631791524).

2023421212 is a wasteful number, since it uses less digits than its factorization.

2023421212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16317948 (or 16317946 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2023421212 is about 44982.4544906122. The cubic root of 2023421212 is about 1264.8201220067.

Adding to 2023421212 its reverse (2121243202), we get a palindrome (4144664414).

The spelling of 2023421212 in words is "two billion, twenty-three million, four hundred twenty-one thousand, two hundred twelve".