423322101 has 12 divisors (see below), whose sum is σ = 617076460. Its totient is φ = 279624960.

The previous prime is 423322079. The next prime is 423322103. The reversal of 423322101 is 101223324.

423322101 is a `hidden beast` number, since 423 + 32 + 210 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 95531076 + 327791025 = 9774^2 + 18105^2 .

It is not a de Polignac number, because 423322101 - 2⁷ = 423321973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423322103) 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 11 ways as a sum of consecutive naturals, for example, 214780 + ... + 216741.

Almost surely, 2^423322101 is an apocalyptic number.

It is an amenable number.

423322101 is a deficient number, since it is larger than the sum of its proper divisors (193754359).

423322101 is a wasteful number, since it uses less digits than its factorization.

423322101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431636 (or 431633 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 423322101 is about 20574.7928543643. The cubic root of 423322101 is about 750.8565626947.

Adding to 423322101 its reverse (101223324), we get a palindrome (524545425).

The spelling of 423322101 in words is "four hundred twenty-three million, three hundred twenty-two thousand, one hundred one".