12206770073 has 4 divisors (see below), whose sum is σ = 12227565840. Its totient is φ = 12185974308.

The previous prime is 12206770067. The next prime is 12206770091. The reversal of 12206770073 is 37007760221.

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: 37007760221 = 29131 ⋅1270391.

It is a cyclic number.

It is not a de Polignac number, because 12206770073 - 2²⁰ = 12205721497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12206770003) 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, 10397003 + ... + 10398176.

It is an arithmetic number, because the mean of its divisors is an integer number (3056891460).

Almost surely, 2^12206770073 is an apocalyptic number.

It is an amenable number.

12206770073 is a deficient number, since it is larger than the sum of its proper divisors (20795767).

12206770073 is an equidigital number, since it uses as much as digits as its factorization.

12206770073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20795766.

The product of its (nonzero) digits is 24696, while the sum is 35.

The spelling of 12206770073 in words is "twelve billion, two hundred six million, seven hundred seventy thousand, seventy-three".