222010101111012 has 12 divisors (see below), whose sum is σ = 518023569259056. Its totient is φ = 74003367037000.

The previous prime is 222010101110969. The next prime is 222010101111013. The reversal of 222010101111012 is 210111101010222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 222010101110982 and 222010101111000.

It is not an unprimeable number, because it can be changed into a prime (222010101111013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9250420879614 + ... + 9250420879637.

It is an arithmetic number, because the mean of its divisors is an integer number (43168630771588).

Almost surely, 2^{222010101111012} is an apocalyptic number.

It is an amenable number.

222010101111012 is an abundant number, since it is smaller than the sum of its proper divisors (296013468148044).

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

222010101111012 is a wasteful number, since it uses less digits than its factorization.

222010101111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18500841759258 (or 18500841759256 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 222010101111012 its reverse (210111101010222), we get a palindrome (432121202121234).

The spelling of 222010101111012 in words is "two hundred twenty-two trillion, ten billion, one hundred one million, one hundred eleven thousand, twelve".