113210001 has 8 divisors (see below), whose sum is σ = 167718560. Its totient is φ = 75473316.

The previous prime is 113209951. The next prime is 113210003. The reversal of 113210001 is 100012311.

It is not a de Polignac number, because 113210001 - 2⁶ = 113209937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113210003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2096455 + ... + 2096508.

It is an arithmetic number, because the mean of its divisors is an integer number (20964820).

Almost surely, 2^113210001 is an apocalyptic number.

It is an amenable number.

113210001 is a deficient number, since it is larger than the sum of its proper divisors (54508559).

113210001 is an equidigital number, since it uses as much as digits as its factorization.

113210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4192972 (or 4192966 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 113210001 is about 10640.0188439683. The cubic root of 113210001 is about 483.7581165635.

Adding to 113210001 its reverse (100012311), we get a palindrome (213222312).

The spelling of 113210001 in words is "one hundred thirteen million, two hundred ten thousand, one".