423270101 has 4 divisors (see below), whose sum is σ = 433593804. Its totient is φ = 412946400.

The previous prime is 423270091. The next prime is 423270103. The reversal of 423270101 is 101072324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118243876 + 305026225 = 10874^2 + 17465^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423270101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423270103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5161790 + ... + 5161871.

It is an arithmetic number, because the mean of its divisors is an integer number (108398451).

Almost surely, 2^423270101 is an apocalyptic number.

423270101 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

423270101 is a deficient number, since it is larger than the sum of its proper divisors (10323703).

423270101 is a wasteful number, since it uses less digits than its factorization.

423270101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10323702.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 423270101 is about 20573.5291333305. The cubic root of 423270101 is about 750.8258168867.

The spelling of 423270101 in words is "four hundred twenty-three million, two hundred seventy thousand, one hundred one".