222100111001012 has 48 divisors (see below), whose sum is σ = 389888910929280. Its totient is φ = 110703876595200.

The previous prime is 222100111000997. The next prime is 222100111001039. The reversal of 222100111001012 is 210100111001222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15784237937 + ... + 15784252007.

It is an arithmetic number, because the mean of its divisors is an integer number (8122685644360).

Almost surely, 2^{222100111001012} is an apocalyptic number.

It is an amenable number.

222100111001012 is a deficient number, since it is larger than the sum of its proper divisors (167788799928268).

222100111001012 is a wasteful number, since it uses less digits than its factorization.

222100111001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23832 (or 23830 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 222100111001012 its reverse (210100111001222), we get a palindrome (432200222002234).

The spelling of 222100111001012 in words is "two hundred twenty-two trillion, one hundred billion, one hundred eleven million, one thousand, twelve".