220020100122011 has 12 divisors (see below), whose sum is σ = 264197934578880. Its totient is φ = 182505152173680.

The previous prime is 220020100121993. The next prime is 220020100122023. The reversal of 220020100122011 is 110221001020022.

It is not a de Polignac number, because 220020100122011 - 2⁶ = 220020100121947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220020100127011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72422677916 + ... + 72422680953.

It is an arithmetic number, because the mean of its divisors is an integer number (22016494548240).

Almost surely, 2^{220020100122011} is an apocalyptic number.

220020100122011 is a deficient number, since it is larger than the sum of its proper divisors (44177834456869).

220020100122011 is a wasteful number, since it uses less digits than its factorization.

220020100122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144845358914 (or 144845358907 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220020100122011 its reverse (110221001020022), we get a palindrome (330241101142033).

The spelling of 220020100122011 in words is "two hundred twenty trillion, twenty billion, one hundred million, one hundred twenty-two thousand, eleven".