113520223155 has 16 divisors (see below), whose sum is σ = 183329858304. Its totient is φ = 59978285280.

The previous prime is 113520223123. The next prime is 113520223199. The reversal of 113520223155 is 551322025311.

It is not a de Polignac number, because 113520223155 - 2⁵ = 113520223123 is a prime.

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, 35362951 + ... + 35366160.

It is an arithmetic number, because the mean of its divisors is an integer number (11458116144).

Almost surely, 2^113520223155 is an apocalyptic number.

113520223155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113520223155 is a deficient number, since it is larger than the sum of its proper divisors (69809635149).

113520223155 is a wasteful number, since it uses less digits than its factorization.

113520223155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70729226.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 113520223155 its reverse (551322025311), we get a palindrome (664842248466).

The spelling of 113520223155 in words is "one hundred thirteen billion, five hundred twenty million, two hundred twenty-three thousand, one hundred fifty-five".