4000023211 has 16 divisors (see below), whose sum is σ = 4312277568. Its totient is φ = 3696537600.

The previous prime is 4000023199. The next prime is 4000023239. The reversal of 4000023211 is 1123200004.

It is a cyclic number.

It is not a de Polignac number, because 4000023211 - 2²⁹ = 3463152299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4000023191 and 4000023200.

It is not an unprimeable number, because it can be changed into a prime (4000023011) 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, 651291 + ... + 657403.

It is an arithmetic number, because the mean of its divisors is an integer number (269517348).

Almost surely, 2^4000023211 is an apocalyptic number.

4000023211 is a deficient number, since it is larger than the sum of its proper divisors (312254357).

4000023211 is a wasteful number, since it uses less digits than its factorization.

4000023211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6822.

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

The square root of 4000023211 is about 63245.7367021683. The cubic root of 4000023211 is about 1587.4041223927.

Adding to 4000023211 its reverse (1123200004), we get a palindrome (5123223215).

The spelling of 4000023211 in words is "four billion, twenty-three thousand, two hundred eleven".