113232221001 has 16 divisors (see below), whose sum is σ = 176580462400. Its totient is φ = 71515086624.

The previous prime is 113232220973. The next prime is 113232221009. The reversal of 113232221001 is 100122232311.

113232221001 is a `hidden beast` number, since 1 + 132 + 322 + 210 + 0 + 1 = 666.

It is not a de Polignac number, because 113232221001 - 2⁷ = 113232220873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113232221009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110362276 + ... + 110363301.

It is an arithmetic number, because the mean of its divisors is an integer number (11036278900).

Almost surely, 2^113232221001 is an apocalyptic number.

It is an amenable number.

113232221001 is a deficient number, since it is larger than the sum of its proper divisors (63348241399).

113232221001 is a wasteful number, since it uses less digits than its factorization.

113232221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220725605 (or 220725599 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 113232221001 its reverse (100122232311), we get a palindrome (213354453312).

The spelling of 113232221001 in words is "one hundred thirteen billion, two hundred thirty-two million, two hundred twenty-one thousand, one".