11333321123 has 8 divisors (see below), whose sum is σ = 11529326592. Its totient is φ = 11138984136.

The previous prime is 11333321053. The next prime is 11333321137. The reversal of 11333321123 is 32112333311.

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 11333321123 - 2¹² = 11333317027 is a prime.

It is a super-2 number, since 2×11333321123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11333321173) 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, 403415 + ... + 430592.

It is an arithmetic number, because the mean of its divisors is an integer number (1441165824).

Almost surely, 2^11333321123 is an apocalyptic number.

11333321123 is a deficient number, since it is larger than the sum of its proper divisors (196005469).

11333321123 is a wasteful number, since it uses less digits than its factorization.

11333321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834241.

The product of its digits is 972, while the sum is 23.

Adding to 11333321123 its reverse (32112333311), we get a palindrome (43445654434).

The spelling of 11333321123 in words is "eleven billion, three hundred thirty-three million, three hundred twenty-one thousand, one hundred twenty-three".