1121002012222 has 8 divisors (see below), whose sum is σ = 1681510458096. Its totient is φ = 560498526192.

The previous prime is 1121002012217. The next prime is 1121002012237. The reversal of 1121002012222 is 2222102001211.

It is a happy number.

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

It is a super-2 number, since 2×1121002012222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121002012196 and 1121002012205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611143 + ... + 1617250.

It is an arithmetic number, because the mean of its divisors is an integer number (210188807262).

Almost surely, 2^{1121002012222} is an apocalyptic number.

1121002012222 is a deficient number, since it is larger than the sum of its proper divisors (560508445874).

1121002012222 is a wasteful number, since it uses less digits than its factorization.

1121002012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479922.

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

Adding to 1121002012222 its reverse (2222102001211), we get a palindrome (3343104013433).

The spelling of 1121002012222 in words is "one trillion, one hundred twenty-one billion, two million, twelve thousand, two hundred twenty-two".