101012273 has 4 divisors (see below), whose sum is σ = 101739120. Its totient is φ = 100285428.

The previous prime is 101012243. The next prime is 101012293. The reversal of 101012273 is 372210101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101012273 - 2²⁰ = 99963697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101012243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363215 + ... + 363492.

It is an arithmetic number, because the mean of its divisors is an integer number (25434780).

Almost surely, 2^101012273 is an apocalyptic number.

It is an amenable number.

101012273 is a deficient number, since it is larger than the sum of its proper divisors (726847).

101012273 is an equidigital number, since it uses as much as digits as its factorization.

101012273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726846.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 101012273 is about 10050.4862071444. The cubic root of 101012273 is about 465.7198132103.

Adding to 101012273 its reverse (372210101), we get a palindrome (473222374).

The spelling of 101012273 in words is "one hundred one million, twelve thousand, two hundred seventy-three".