1121321222310 has 16 divisors (see below), whose sum is σ = 2691170933616. Its totient is φ = 299018992608.

The previous prime is 1121321222299. The next prime is 1121321222311. The reversal of 1121321222310 is 132221231211.

It is a super-2 number, since 2×1121321222310² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121321222311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18688687009 + ... + 18688687068.

It is an arithmetic number, because the mean of its divisors is an integer number (168198183351).

Almost surely, 2^{1121321222310} is an apocalyptic number.

1121321222310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121321222310 is an abundant number, since it is smaller than the sum of its proper divisors (1569849711306).

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

1121321222310 is a wasteful number, since it uses less digits than its factorization.

1121321222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37377374087.

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

Adding to 1121321222310 its reverse (132221231211), we get a palindrome (1253542453521).

The spelling of 1121321222310 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one million, two hundred twenty-two thousand, three hundred ten".