11233213311100 has 144 divisors (see below), whose sum is σ = 26911442557440. Its totient is φ = 4035817843200.

The previous prime is 11233213311097. The next prime is 11233213311101. The reversal of 11233213311100 is 111331233211.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11233213311101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129870067 + ... + 129956533.

It is an arithmetic number, because the mean of its divisors is an integer number (186885017760).

Almost surely, 2^{11233213311100} is an apocalyptic number.

11233213311100 is a gapful number since it is divisible by the number (10) 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 11233213311100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13455721278720).

11233213311100 is an abundant number, since it is smaller than the sum of its proper divisors (15678229246340).

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

11233213311100 is a wasteful number, since it uses less digits than its factorization.

11233213311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87908 (or 87901 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11233213311100 its reverse (111331233211), we get a palindrome (11344544544311).

The spelling of 11233213311100 in words is "eleven trillion, two hundred thirty-three billion, two hundred thirteen million, three hundred eleven thousand, one hundred".