20222010221117 has 2 divisors, whose sum is σ = 20222010221118. Its totient is φ = 20222010221116.

The previous prime is 20222010221111. The next prime is 20222010221173. The reversal of 20222010221117 is 71112201022202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18045385056196 + 2176625164921 = 4247986^2 + 1475339^2 .

It is a cyclic number.

It is not a de Polignac number, because 20222010221117 - 2⁸ = 20222010220861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20222010221092 and 20222010221101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222010221111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111005110558 + 10111005110559.

It is an arithmetic number, because the mean of its divisors is an integer number (10111005110559).

Almost surely, 2^{20222010221117} is an apocalyptic number.

It is an amenable number.

20222010221117 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222010221117 is an equidigital number, since it uses as much as digits as its factorization.

20222010221117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 20222010221117 its reverse (71112201022202), we get a palindrome (91334211243319).

The spelling of 20222010221117 in words is "twenty trillion, two hundred twenty-two billion, ten million, two hundred twenty-one thousand, one hundred seventeen".