4423203513212 has 24 divisors (see below), whose sum is σ = 8445288633600. Its totient is φ = 2010311094960.

The previous prime is 4423203513181. The next prime is 4423203513217. The reversal of 4423203513212 is 2123153023244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423203513217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5519462 + ... + 6269837.

It is an arithmetic number, because the mean of its divisors is an integer number (351887026400).

Almost surely, 2^{4423203513212} is an apocalyptic number.

It is an amenable number.

4423203513212 is a deficient number, since it is larger than the sum of its proper divisors (4022085120388).

4423203513212 is a wasteful number, since it uses less digits than its factorization.

4423203513212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11797841 (or 11797839 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 4423203513212 its reverse (2123153023244), we get a palindrome (6546356536456).

The spelling of 4423203513212 in words is "four trillion, four hundred twenty-three billion, two hundred three million, five hundred thirteen thousand, two hundred twelve".