1121321323230 has 64 divisors (see below), whose sum is σ = 2808357419520. Its totient is φ = 285999981696.

The previous prime is 1121321323223. The next prime is 1121321323301. The reversal of 1121321323230 is 323231231211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121321323230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13281129 + ... + 13365291.

It is an arithmetic number, because the mean of its divisors is an integer number (43880584680).

Almost surely, 2^{1121321323230} is an apocalyptic number.

1121321323230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121321323230 is an abundant number, since it is smaller than the sum of its proper divisors (1687036096290).

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

1121321323230 is a wasteful number, since it uses less digits than its factorization.

1121321323230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103505.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1121321323230 its reverse (323231231211), we get a palindrome (1444552554441).

The spelling of 1121321323230 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one million, three hundred twenty-three thousand, two hundred thirty".