423211123305 has 24 divisors (see below), whose sum is σ = 733595271552. Its totient is φ = 225703576224.

The previous prime is 423211123273. The next prime is 423211123393. The reversal of 423211123305 is 503321112324.

423211123305 is a `hidden beast` number, since 4 + 2 + 321 + 1 + 1 + 2 + 330 + 5 = 666.

It is not a de Polignac number, because 423211123305 - 2⁵ = 423211123273 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1038112 + ... + 1387118.

It is an arithmetic number, because the mean of its divisors is an integer number (30566469648).

Almost surely, 2^423211123305 is an apocalyptic number.

423211123305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423211123305 is a deficient number, since it is larger than the sum of its proper divisors (310384148247).

423211123305 is a wasteful number, since it uses less digits than its factorization.

423211123305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375965 (or 375962 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 423211123305 its reverse (503321112324), we get a palindrome (926532235629).

The spelling of 423211123305 in words is "four hundred twenty-three billion, two hundred eleven million, one hundred twenty-three thousand, three hundred five".