4002231001 has 4 divisors (see below), whose sum is σ = 4237656372. Its totient is φ = 3766805632.

The previous prime is 4002230987. The next prime is 4002231007. The reversal of 4002231001 is 1001322004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3358086601 + 644144400 = 57949^2 + 25380^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002231001 - 2⁷ = 4002230873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002231007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117712660 + ... + 117712693.

It is an arithmetic number, because the mean of its divisors is an integer number (1059414093).

Almost surely, 2^4002231001 is an apocalyptic number.

It is an amenable number.

4002231001 is a deficient number, since it is larger than the sum of its proper divisors (235425371).

4002231001 is a wasteful number, since it uses less digits than its factorization.

4002231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235425370.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 4002231001 is about 63263.1883562629. The cubic root of 4002231001 is about 1587.6961215611.

Adding to 4002231001 its reverse (1001322004), we get a palindrome (5003553005).

The spelling of 4002231001 in words is "four billion, two million, two hundred thirty-one thousand, one".