113211021330 has 320 divisors, whose sum is σ = 348658421760. Its totient is φ = 26105846400.

The previous prime is 113211021293. The next prime is 113211021359. The reversal of 113211021330 is 33120112311.

113211021330 is a `hidden beast` number, since 1 + 1 + 321 + 10 + 2 + 1 + 330 = 666.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 16292917 + ... + 16299863.

It is an arithmetic number, because the mean of its divisors is an integer number (1089557568).

Almost surely, 2^113211021330 is an apocalyptic number.

113211021330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113211021330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174329210880).

113211021330 is an abundant number, since it is smaller than the sum of its proper divisors (235447400430).

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

113211021330 is a wasteful number, since it uses less digits than its factorization.

113211021330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067 (or 7058 counting only the distinct ones).

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

Adding to 113211021330 its reverse (33120112311), we get a palindrome (146331133641).

The spelling of 113211021330 in words is "one hundred thirteen billion, two hundred eleven million, twenty-one thousand, three hundred thirty".