10222222200012 has 144 divisors (see below), whose sum is σ = 28361535864480. Its totient is φ = 3091134375936.

The previous prime is 10222222200011. The next prime is 10222222200031. The reversal of 10222222200012 is 21000222222201.

10222222200012 is a `hidden beast` number, since 10 + 222 + 222 + 200 + 0 + 12 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (10222222200011) 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, 313414 + ... + 4532402.

It is an arithmetic number, because the mean of its divisors is an integer number (196955110170).

Almost surely, 2^{10222222200012} is an apocalyptic number.

10222222200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10222222200012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14180767932240).

10222222200012 is an abundant number, since it is smaller than the sum of its proper divisors (18139313664468).

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

10222222200012 is a wasteful number, since it uses less digits than its factorization.

10222222200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4219160 (or 4219155 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 10222222200012 its reverse (21000222222201), we get a palindrome (31222444422213).

The spelling of 10222222200012 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred thousand, twelve".