20022000102221 has 8 divisors (see below), whose sum is σ = 21771495258240. Its totient is φ = 18302410846512.

The previous prime is 20022000102161. The next prime is 20022000102229. The reversal of 20022000102221 is 12220100022002.

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

It is not a de Polignac number, because 20022000102221 - 2¹⁴ = 20022000085837 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20022000102196 and 20022000102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022000102229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7476473681 + ... + 7476476358.

It is an arithmetic number, because the mean of its divisors is an integer number (2721436907280).

Almost surely, 2^{20022000102221} is an apocalyptic number.

It is an amenable number.

20022000102221 is a deficient number, since it is larger than the sum of its proper divisors (1749495156019).

20022000102221 is a wasteful number, since it uses less digits than its factorization.

20022000102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14952950155.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20022000102221 its reverse (12220100022002), we get a palindrome (32242100124223).

The spelling of 20022000102221 in words is "twenty trillion, twenty-two billion, one hundred two thousand, two hundred twenty-one".