1123330133321 has 4 divisors (see below), whose sum is σ = 1225451054544. Its totient is φ = 1021209212100.

The previous prime is 1123330133293. The next prime is 1123330133333. The reversal of 1123330133321 is 1233310333211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1123330133321 - 2¹⁰ = 1123330132297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123330133351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51060460595 + ... + 51060460616.

It is an arithmetic number, because the mean of its divisors is an integer number (306362763636).

Almost surely, 2^{1123330133321} is an apocalyptic number.

1123330133321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123330133321 is a deficient number, since it is larger than the sum of its proper divisors (102120921223).

1123330133321 is a wasteful number, since it uses less digits than its factorization.

1123330133321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102120921222.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1123330133321 its reverse (1233310333211), we get a palindrome (2356640466532).

The spelling of 1123330133321 in words is "one trillion, one hundred twenty-three billion, three hundred thirty million, one hundred thirty-three thousand, three hundred twenty-one".