1121204422222 has 8 divisors (see below), whose sum is σ = 1681853250672. Its totient is φ = 560586672000.

The previous prime is 1121204422213. The next prime is 1121204422271. The reversal of 1121204422222 is 2222244021211.

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

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, 7679154 + ... + 7823797.

It is an arithmetic number, because the mean of its divisors is an integer number (210231656334).

Almost surely, 2^{1121204422222} is an apocalyptic number.

1121204422222 is a deficient number, since it is larger than the sum of its proper divisors (560648828450).

1121204422222 is a wasteful number, since it uses less digits than its factorization.

1121204422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15539114.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1121204422222 its reverse (2222244021211), we get a palindrome (3343448443433).

The spelling of 1121204422222 in words is "one trillion, one hundred twenty-one billion, two hundred four million, four hundred twenty-two thousand, two hundred twenty-two".