1121323230132 has 96 divisors (see below), whose sum is σ = 3009512325120. Its totient is φ = 318312478080.

The previous prime is 1121323230061. The next prime is 1121323230133. The reversal of 1121323230132 is 2310323231211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121323230133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13258323 + ... + 13342629.

It is an arithmetic number, because the mean of its divisors is an integer number (31349086720).

Almost surely, 2^{1121323230132} is an apocalyptic number.

1121323230132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121323230132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1504756162560).

1121323230132 is an abundant number, since it is smaller than the sum of its proper divisors (1888189094988).

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

1121323230132 is a wasteful number, since it uses less digits than its factorization.

1121323230132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85341 (or 85339 counting only the distinct ones).

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

Adding to 1121323230132 its reverse (2310323231211), we get a palindrome (3431646461343).

The spelling of 1121323230132 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-three million, two hundred thirty thousand, one hundred thirty-two".