1121323011222 has 32 divisors (see below), whose sum is σ = 2256373582848. Its totient is φ = 371492977536.

The previous prime is 1121323011167. The next prime is 1121323011241. The reversal of 1121323011222 is 2221103231211.

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, 137278 + ... + 1503825.

It is an arithmetic number, because the mean of its divisors is an integer number (70511674464).

Almost surely, 2^{1121323011222} is an apocalyptic number.

1121323011222 is an abundant number, since it is smaller than the sum of its proper divisors (1135050571626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121323011222 is a wasteful number, since it uses less digits than its factorization.

1121323011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641804.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1121323011222 its reverse (2221103231211), we get a palindrome (3342426242433).

The spelling of 1121323011222 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-three million, eleven thousand, two hundred twenty-two".