20273101 has 8 divisors (see below), whose sum is σ = 21003264. Its totient is φ = 19547760.

The previous prime is 20273093. The next prime is 20273111. The reversal of 20273101 is 10137202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20273101 - 2³ = 20273093 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20273111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8796 + ... + 10858.

It is an arithmetic number, because the mean of its divisors is an integer number (2625408).

Almost surely, 2^20273101 is an apocalyptic number.

It is an amenable number.

20273101 is a deficient number, since it is larger than the sum of its proper divisors (730163).

20273101 is a wasteful number, since it uses less digits than its factorization.

20273101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 20273101 is about 4502.5660461563. The cubic root of 20273101 is about 272.6716971976.

The spelling of 20273101 in words is "twenty million, two hundred seventy-three thousand, one hundred one".