1012222200222 has 48 divisors (see below), whose sum is σ = 2324684288160. Its totient is φ = 317214268416.

The previous prime is 1012222200163. The next prime is 1012222200289. The reversal of 1012222200222 is 2220022222101.

1012222200222 is a `hidden beast` number, since 1 + 0 + 1 + 222 + 220 + 0 + 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 = 1012222200195 and 1012222200204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1518523 + ... + 2080950.

It is an arithmetic number, because the mean of its divisors is an integer number (48430922670).

Almost surely, 2^{1012222200222} is an apocalyptic number.

1012222200222 is an abundant number, since it is smaller than the sum of its proper divisors (1312462087938).

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

1012222200222 is a wasteful number, since it uses less digits than its factorization.

1012222200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3600417 (or 3600414 counting only the distinct ones).

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

Adding to 1012222200222 its reverse (2220022222101), we get a palindrome (3232244422323).

The spelling of 1012222200222 in words is "one trillion, twelve billion, two hundred twenty-two million, two hundred thousand, two hundred twenty-two".