113212021330 has 16 divisors (see below), whose sum is σ = 203949106200. Its totient is φ = 45247593472.

The previous prime is 113212021327. The next prime is 113212021387. The reversal of 113212021330 is 33120212311.

It can be written as a sum of positive squares in 4 ways, for example, as 110443893561 + 2768127769 = 332331^2 + 52613^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113212021298 and 113212021307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4639105 + ... + 4663444.

Almost surely, 2^113212021330 is an apocalyptic number.

113212021330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113212021330 is a deficient number, since it is larger than the sum of its proper divisors (90737084870).

113212021330 is a wasteful number, since it uses less digits than its factorization.

113212021330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9303773.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113212021330 its reverse (33120212311), we get a palindrome (146332233641).

The spelling of 113212021330 in words is "one hundred thirteen billion, two hundred twelve million, twenty-one thousand, three hundred thirty".