4001231101 has 16 divisors (see below), whose sum is σ = 4727808000. Its totient is φ = 3313747440.

The previous prime is 4001231099. The next prime is 4001231107. The reversal of 4001231101 is 1011321004.

It is a cyclic number.

It is not a de Polignac number, because 4001231101 - 2¹ = 4001231099 is a prime.

It is a super-3 number, since 3×4001231101³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001231107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126150 + ... + 154648.

It is an arithmetic number, because the mean of its divisors is an integer number (295488000).

Almost surely, 2^4001231101 is an apocalyptic number.

It is an amenable number.

4001231101 is a deficient number, since it is larger than the sum of its proper divisors (726576899).

4001231101 is a wasteful number, since it uses less digits than its factorization.

4001231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29184.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 4001231101 is about 63255.2851625854. The cubic root of 4001231101 is about 1587.5638895154.

Adding to 4001231101 its reverse (1011321004), we get a palindrome (5012552105).

The spelling of 4001231101 in words is "four billion, one million, two hundred thirty-one thousand, one hundred one".