20222010212251 has 2 divisors, whose sum is σ = 20222010212252. Its totient is φ = 20222010212250.

The previous prime is 20222010212237. The next prime is 20222010212321. The reversal of 20222010212251 is 15221201022202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20222010212251 - 2¹³ = 20222010204059 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222010216251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111005106125 + 10111005106126.

It is an arithmetic number, because the mean of its divisors is an integer number (10111005106126).

Almost surely, 2^{20222010212251} is an apocalyptic number.

20222010212251 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222010212251 is an equidigital number, since it uses as much as digits as its factorization.

20222010212251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 20222010212251 its reverse (15221201022202), we get a palindrome (35443211234453).

The spelling of 20222010212251 in words is "twenty trillion, two hundred twenty-two billion, ten million, two hundred twelve thousand, two hundred fifty-one".