12220500011 has 4 divisors (see below), whose sum is σ = 12332614800. Its totient is φ = 12108385224.

The previous prime is 12220500007. The next prime is 12220500073. The reversal of 12220500011 is 11000502221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11000502221 = 71 ⋅154936651.

It is a cyclic number.

It is not a de Polignac number, because 12220500011 - 2² = 12220500007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220500091) 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, 56057231 + ... + 56057448.

It is an arithmetic number, because the mean of its divisors is an integer number (3083153700).

Almost surely, 2^12220500011 is an apocalyptic number.

12220500011 is a deficient number, since it is larger than the sum of its proper divisors (112114789).

12220500011 is a wasteful number, since it uses less digits than its factorization.

12220500011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112114788.

The product of its (nonzero) digits is 40, while the sum is 14.

The spelling of 12220500011 in words is "twelve billion, two hundred twenty million, five hundred thousand, eleven".