101320273 has 4 divisors (see below), whose sum is σ = 101774848. Its totient is φ = 100865700.

The previous prime is 101320249. The next prime is 101320321. The reversal of 101320273 is 372023101.

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, and also an emirpimes, since its reverse is a distinct semiprime: 372023101 = 131 ⋅2839871.

It is a cyclic number.

It is not a de Polignac number, because 101320273 - 2²¹ = 99223121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101320273.

It is not an unprimeable number, because it can be changed into a prime (101320073) 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, 226953 + ... + 227398.

It is an arithmetic number, because the mean of its divisors is an integer number (25443712).

Almost surely, 2^101320273 is an apocalyptic number.

It is an amenable number.

101320273 is a deficient number, since it is larger than the sum of its proper divisors (454575).

101320273 is an equidigital number, since it uses as much as digits as its factorization.

101320273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454574.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 101320273 is about 10065.7971865124. The cubic root of 101320273 is about 466.1926803636.

Adding to 101320273 its reverse (372023101), we get a palindrome (473343374).

The spelling of 101320273 in words is "one hundred one million, three hundred twenty thousand, two hundred seventy-three".