20112000102221 has 8 divisors (see below), whose sum is σ = 20155001899200. Its totient is φ = 20069005290048.

The previous prime is 20112000102199. The next prime is 20112000102251. The reversal of 20112000102221 is 12220100021102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20112000102221 - 2³⁸ = 19837122195277 is a prime.

It is a super-2 number, since 2×20112000102221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20112000102196 and 20112000102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112000102251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4039205 + ... + 7519253.

It is an arithmetic number, because the mean of its divisors is an integer number (2519375237400).

Almost surely, 2^{20112000102221} is an apocalyptic number.

It is an amenable number.

20112000102221 is a deficient number, since it is larger than the sum of its proper divisors (43001796979).

20112000102221 is a wasteful number, since it uses less digits than its factorization.

20112000102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492403.

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

Adding to 20112000102221 its reverse (12220100021102), we get a palindrome (32332100123323).

The spelling of 20112000102221 in words is "twenty trillion, one hundred twelve billion, one hundred two thousand, two hundred twenty-one".