1112212001222 has 32 divisors (see below), whose sum is σ = 2019986994240. Its totient is φ = 448360657920.

The previous prime is 1112212001209. The next prime is 1112212001249. The reversal of 1112212001222 is 2221002122111.

It is a super-2 number, since 2×1112212001222² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1112212001222.

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, 960479 + ... + 1773962.

It is an arithmetic number, because the mean of its divisors is an integer number (63124593570).

Almost surely, 2^{1112212001222} is an apocalyptic number.

1112212001222 is a deficient number, since it is larger than the sum of its proper divisors (907774993018).

1112212001222 is a wasteful number, since it uses less digits than its factorization.

1112212001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736176.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1112212001222 its reverse (2221002122111), we get a palindrome (3333214123333).

The spelling of 1112212001222 in words is "one trillion, one hundred twelve billion, two hundred twelve million, one thousand, two hundred twenty-two".