113220013544 has 32 divisors (see below), whose sum is σ = 231601667040. Its totient is φ = 51460248000.

The previous prime is 113220013523. The next prime is 113220013559. The reversal of 113220013544 is 445310022311.

It is a happy number.

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, 1706594 + ... + 1771694.

It is an arithmetic number, because the mean of its divisors is an integer number (7237552095).

Almost surely, 2^113220013544 is an apocalyptic number.

It is an amenable number.

113220013544 is an abundant number, since it is smaller than the sum of its proper divisors (118381653496).

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

113220013544 is a wasteful number, since it uses less digits than its factorization.

113220013544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84881 (or 84877 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 113220013544 its reverse (445310022311), we get a palindrome (558530035855).

The spelling of 113220013544 in words is "one hundred thirteen billion, two hundred twenty million, thirteen thousand, five hundred forty-four".