4013231211 has 32 divisors (see below), whose sum is σ = 6497821440. Its totient is φ = 2427840000.

The previous prime is 4013231197. The next prime is 4013231221. The reversal of 4013231211 is 1121323104.

It is not a de Polignac number, because 4013231211 - 2¹⁹ = 4012706923 is a prime.

It is a super-2 number, since 2×4013231211² = 32212049505889053042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4013231221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155211 + ... + 179211.

It is an arithmetic number, because the mean of its divisors is an integer number (203056920).

Almost surely, 2^4013231211 is an apocalyptic number.

4013231211 is a deficient number, since it is larger than the sum of its proper divisors (2484590229).

4013231211 is a wasteful number, since it uses less digits than its factorization.

4013231211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24584 (or 24578 counting only the distinct ones).

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

The square root of 4013231211 is about 63350.0687529224. The cubic root of 4013231211 is about 1589.1493955127.

Adding to 4013231211 its reverse (1121323104), we get a palindrome (5134554315).

The spelling of 4013231211 in words is "four billion, thirteen million, two hundred thirty-one thousand, two hundred eleven".