220020011221101 has 32 divisors (see below), whose sum is σ = 361067852785920. Its totient is φ = 116051498717184.

The previous prime is 220020011221067. The next prime is 220020011221103. The reversal of 220020011221101 is 101122110020022.

It is not a de Polignac number, because 220020011221101 - 2¹¹ = 220020011219053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020011221103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94435 + ... + 20977343.

It is an arithmetic number, because the mean of its divisors is an integer number (11283370399560).

Almost surely, 2^{220020011221101} is an apocalyptic number.

220020011221101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

220020011221101 is a deficient number, since it is larger than the sum of its proper divisors (141047841564819).

220020011221101 is a wasteful number, since it uses less digits than its factorization.

220020011221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20921525.

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

Adding to 220020011221101 its reverse (101122110020022), we get a palindrome (321142121241123).

The spelling of 220020011221101 in words is "two hundred twenty trillion, twenty billion, eleven million, two hundred twenty-one thousand, one hundred one".