11331121031123 has 8 divisors (see below), whose sum is σ = 11353980000000. Its totient is φ = 11308262668488.

The previous prime is 11331121031099. The next prime is 11331121031129. The reversal of 11331121031123 is 32113012113311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11331121031123 - 2¹⁴ = 11331121014739 is a prime.

It is a super-2 number, since 2×11331121031123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331121031129) 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, 68591378 + ... + 68756376.

It is an arithmetic number, because the mean of its divisors is an integer number (1419247500000).

Almost surely, 2^{11331121031123} is an apocalyptic number.

11331121031123 is a deficient number, since it is larger than the sum of its proper divisors (22858968877).

11331121031123 is a wasteful number, since it uses less digits than its factorization.

11331121031123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303121.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11331121031123 its reverse (32113012113311), we get a palindrome (43444133144434).

The spelling of 11331121031123 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, thirty-one thousand, one hundred twenty-three".