12220020112011 has 4 divisors (see below), whose sum is σ = 16293360149352. Its totient is φ = 8146680074672.

The previous prime is 12220020112009. The next prime is 12220020112033. The reversal of 12220020112011 is 11021102002221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12220020112011 - 2¹ = 12220020112009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220020112061) 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, 2036670018666 + ... + 2036670018671.

It is an arithmetic number, because the mean of its divisors is an integer number (4073340037338).

Almost surely, 2^{12220020112011} is an apocalyptic number.

12220020112011 is a deficient number, since it is larger than the sum of its proper divisors (4073340037341).

12220020112011 is an equidigital number, since it uses as much as digits as its factorization.

12220020112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073340037340.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12220020112011 its reverse (11021102002221), we get a palindrome (23241122114232).

The spelling of 12220020112011 in words is "twelve trillion, two hundred twenty billion, twenty million, one hundred twelve thousand, eleven".