10222012011222 has 96 divisors (see below), whose sum is σ = 24417723002400. Its totient is φ = 3064701173760.

The previous prime is 10222012011221. The next prime is 10222012011227. The reversal of 10222012011222 is 22211021022201.

It is a happy number.

10222012011222 is a `hidden beast` number, since 102 + 220 + 120 + 1 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10222012011195 and 10222012011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222012011221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63549154 + ... + 63709802.

It is an arithmetic number, because the mean of its divisors is an integer number (254351281275).

Almost surely, 2^{10222012011222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10222012011222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12208861501200).

10222012011222 is an abundant number, since it is smaller than the sum of its proper divisors (14195710991178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10222012011222 is a wasteful number, since it uses less digits than its factorization.

10222012011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164078 (or 164075 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10222012011222 its reverse (22211021022201), we get a palindrome (32433033033423).

The spelling of 10222012011222 in words is "ten trillion, two hundred twenty-two billion, twelve million, eleven thousand, two hundred twenty-two".