11133321102 has 64 divisors (see below), whose sum is σ = 25095769920. Its totient is φ = 3658176000.

The previous prime is 11133321091. The next prime is 11133321103. The reversal of 11133321102 is 20112333111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133321103) 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, 1266402 + ... + 1275162.

It is an arithmetic number, because the mean of its divisors is an integer number (392121405).

Almost surely, 2^11133321102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11133321102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12547884960).

11133321102 is an abundant number, since it is smaller than the sum of its proper divisors (13962448818).

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

11133321102 is a wasteful number, since it uses less digits than its factorization.

11133321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9106 (or 9100 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11133321102 its reverse (20112333111), we get a palindrome (31245654213).

The spelling of 11133321102 in words is "eleven billion, one hundred thirty-three million, three hundred twenty-one thousand, one hundred two".