11111121233030 has 128 divisors (see below), whose sum is σ = 26513536896000. Its totient is φ = 3253933638144.

The previous prime is 11111121232993. The next prime is 11111121233057. The reversal of 11111121233030 is 3033212111111.

It is a junction number, because it is equal to n+sod(n) for n = 11111121232993 and 11111121233011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6729005 + ... + 8215944.

It is an arithmetic number, because the mean of its divisors is an integer number (207137007000).

Almost surely, 2^{11111121233030} is an apocalyptic number.

11111121233030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111121233030 is an abundant number, since it is smaller than the sum of its proper divisors (15402415662970).

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

11111121233030 is a wasteful number, since it uses less digits than its factorization.

11111121233030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14945038.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11111121233030 its reverse (3033212111111), we get a palindrome (14144333344141).

The spelling of 11111121233030 in words is "eleven trillion, one hundred eleven billion, one hundred twenty-one million, two hundred thirty-three thousand, thirty".