10012100221222 has 16 divisors (see below), whose sum is σ = 16406544560400. Its totient is φ = 4544535803040.

The previous prime is 10012100221219. The next prime is 10012100221241. The reversal of 10012100221222 is 22212200121001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10012100221196 and 10012100221205.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 320926197 + ... + 320957392.

It is an arithmetic number, because the mean of its divisors is an integer number (1025409035025).

Almost surely, 2^{10012100221222} is an apocalyptic number.

10012100221222 is a deficient number, since it is larger than the sum of its proper divisors (6394444339178).

10012100221222 is a wasteful number, since it uses less digits than its factorization.

10012100221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641884311.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10012100221222 its reverse (22212200121001), we get a palindrome (32224300342223).

The spelling of 10012100221222 in words is "ten trillion, twelve billion, one hundred million, two hundred twenty-one thousand, two hundred twenty-two".