1111002212222 has 16 divisors (see below), whose sum is σ = 1931400225792. Its totient is φ = 469437554040.

The previous prime is 1111002212191. The next prime is 1111002212233. The reversal of 1111002212222 is 2222122001111.

It is a self number, because there is not a number n which added to its sum of digits gives 1111002212222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558853238 + ... + 558855225.

It is an arithmetic number, because the mean of its divisors is an integer number (120712514112).

Almost surely, 2^{1111002212222} is an apocalyptic number.

1111002212222 is a deficient number, since it is larger than the sum of its proper divisors (820398013570).

1111002212222 is a wasteful number, since it uses less digits than its factorization.

1111002212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117708543.

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

Adding to 1111002212222 its reverse (2222122001111), we get a palindrome (3333124213333).

The spelling of 1111002212222 in words is "one trillion, one hundred eleven billion, two million, two hundred twelve thousand, two hundred twenty-two".