113122223220 has 48 divisors (see below), whose sum is σ = 316890802368. Its totient is φ = 30151776000.

The previous prime is 113122223153. The next prime is 113122223231. The reversal of 113122223220 is 22322221311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312906 + ... + 569345.

It is an arithmetic number, because the mean of its divisors is an integer number (6601891716).

Almost surely, 2^113122223220 is an apocalyptic number.

113122223220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113122223220 is an abundant number, since it is smaller than the sum of its proper divisors (203768579148).

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

113122223220 is a wasteful number, since it uses less digits than its factorization.

113122223220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884400 (or 884398 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 113122223220 its reverse (22322221311), we get a palindrome (135444444531).

The spelling of 113122223220 in words is "one hundred thirteen billion, one hundred twenty-two million, two hundred twenty-three thousand, two hundred twenty".