11100121230 has 32 divisors (see below), whose sum is σ = 29062136448. Its totient is φ = 2690938400.

The previous prime is 11100121211. The next prime is 11100121231. The reversal of 11100121230 is 3212100111.

11100121230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100121231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16818036 + ... + 16818695.

It is an arithmetic number, because the mean of its divisors is an integer number (908191764).

Almost surely, 2^11100121230 is an apocalyptic number.

11100121230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11100121230 is an abundant number, since it is smaller than the sum of its proper divisors (17962015218).

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

11100121230 is a wasteful number, since it uses less digits than its factorization.

11100121230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33636752.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11100121230 its reverse (3212100111), we get a palindrome (14312221341).

It can be divided in two parts, 111001 and 21230, that added together give a palindrome (132231).

The spelling of 11100121230 in words is "eleven billion, one hundred million, one hundred twenty-one thousand, two hundred thirty".