10222221222022 has 4 divisors (see below), whose sum is σ = 15333331833036. Its totient is φ = 5111110611010.

The previous prime is 10222221221983. The next prime is 10222221222089. The reversal of 10222221222022 is 22022212222201.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 10222221221984 and 10222221222002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555555305504 + ... + 2555555305507.

It is an arithmetic number, because the mean of its divisors is an integer number (3833332958259).

Almost surely, 2^{10222221222022} is an apocalyptic number.

10222221222022 is a deficient number, since it is larger than the sum of its proper divisors (5111110611014).

10222221222022 is an equidigital number, since it uses as much as digits as its factorization.

10222221222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111110611013.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 10222221222022 its reverse (22022212222201), we get a palindrome (32244433444223).

The spelling of 10222221222022 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, twenty-two".