10222002212222 has 4 divisors (see below), whose sum is σ = 15333003318336. Its totient is φ = 5111001106110.

The previous prime is 10222002212221. The next prime is 10222002212231. The reversal of 10222002212222 is 22221220022201.

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

It is a junction number, because it is equal to n+sod(n) for n = 10222002212194 and 10222002212203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222002212221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555500553054 + ... + 2555500553057.

It is an arithmetic number, because the mean of its divisors is an integer number (3833250829584).

Almost surely, 2^{10222002212222} is an apocalyptic number.

10222002212222 is a deficient number, since it is larger than the sum of its proper divisors (5111001106114).

10222002212222 is an equidigital number, since it uses as much as digits as its factorization.

10222002212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111001106113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10222002212222 its reverse (22221220022201), we get a palindrome (32443222234423).

The spelling of 10222002212222 in words is "ten trillion, two hundred twenty-two billion, two million, two hundred twelve thousand, two hundred twenty-two".