1121002211222 has 8 divisors (see below), whose sum is σ = 1681719222000. Its totient is φ = 560429137224.

The previous prime is 1121002211213. The next prime is 1121002211237. The reversal of 1121002211222 is 2221122001211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1121002211222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121002211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35964722 + ... + 35995877.

It is an arithmetic number, because the mean of its divisors is an integer number (210214902750).

Almost surely, 2^{1121002211222} is an apocalyptic number.

1121002211222 is a deficient number, since it is larger than the sum of its proper divisors (560717010778).

1121002211222 is an equidigital number, since it uses as much as digits as its factorization.

1121002211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71968390.

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

Adding to 1121002211222 its reverse (2221122001211), we get a palindrome (3342124212433).

The spelling of 1121002211222 in words is "one trillion, one hundred twenty-one billion, two million, two hundred eleven thousand, two hundred twenty-two".