113211513352 has 96 divisors (see below), whose sum is σ = 256109607000. Its totient is φ = 46723891200.

The previous prime is 113211513329. The next prime is 113211513361. The reversal of 113211513352 is 253315112311.

It can be written as a sum of positive squares in 4 ways, for example, as 111218248036 + 1993265316 = 333494^2 + 44646^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 113211513352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4409352 + ... + 4434952.

Almost surely, 2^113211513352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113211513352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128054803500).

113211513352 is an abundant number, since it is smaller than the sum of its proper divisors (142898093648).

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

113211513352 is a wasteful number, since it uses less digits than its factorization.

113211513352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26039 (or 26028 counting only the distinct ones).

The product of its digits is 2700, while the sum is 28.

Adding to 113211513352 its reverse (253315112311), we get a palindrome (366526625663).

The spelling of 113211513352 in words is "one hundred thirteen billion, two hundred eleven million, five hundred thirteen thousand, three hundred fifty-two".