423112223403 has 32 divisors (see below), whose sum is σ = 637818220800. Its totient is φ = 277136849088.

The previous prime is 423112223311. The next prime is 423112223437. The reversal of 423112223403 is 304322211324.

423112223403 is a `hidden beast` number, since 4 + 2 + 31 + 1 + 2 + 223 + 403 = 666.

It is not a de Polignac number, because 423112223403 - 2¹⁴ = 423112207019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (423112223473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2772375 + ... + 2921007.

It is an arithmetic number, because the mean of its divisors is an integer number (19931819400).

Almost surely, 2^423112223403 is an apocalyptic number.

423112223403 is a deficient number, since it is larger than the sum of its proper divisors (214705997397).

423112223403 is a wasteful number, since it uses less digits than its factorization.

423112223403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150488 (or 150482 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 423112223403 its reverse (304322211324), we get a palindrome (727434434727).

The spelling of 423112223403 in words is "four hundred twenty-three billion, one hundred twelve million, two hundred twenty-three thousand, four hundred three".