113242221420 has 48 divisors (see below), whose sum is σ = 317151168768. Its totient is φ = 30190978240.

The previous prime is 113242221409. The next prime is 113242221437. The reversal of 113242221420 is 24122242311.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48547 + ... + 478373.

It is an arithmetic number, because the mean of its divisors is an integer number (6607316016).

Almost surely, 2^113242221420 is an apocalyptic number.

113242221420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113242221420 is an abundant number, since it is smaller than the sum of its proper divisors (203908947348).

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

113242221420 is a wasteful number, since it uses less digits than its factorization.

113242221420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434230 (or 434228 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 113242221420 its reverse (24122242311), we get a palindrome (137364463731).

The spelling of 113242221420 in words is "one hundred thirteen billion, two hundred forty-two million, two hundred twenty-one thousand, four hundred twenty".