4051211231 has 8 divisors (see below), whose sum is σ = 4437432720. Its totient is φ = 3681424768.

The previous prime is 4051211167. The next prime is 4051211233. The reversal of 4051211231 is 1321121504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4051211231 - 2⁶ = 4051211167 is a prime.

It is a super-2 number, since 2×4051211231² = 32824624876361070722, which contains 22 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 (4051211233) 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, 4108241 + ... + 4109226.

It is an arithmetic number, because the mean of its divisors is an integer number (554679090).

Almost surely, 2^4051211231 is an apocalyptic number.

4051211231 is a deficient number, since it is larger than the sum of its proper divisors (386221489).

4051211231 is a wasteful number, since it uses less digits than its factorization.

4051211231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8217513.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 4051211231 is about 63649.1259248703. The cubic root of 4051211231 is about 1594.1467422566.

Adding to 4051211231 its reverse (1321121504), we get a palindrome (5372332735).

The spelling of 4051211231 in words is "four billion, fifty-one million, two hundred eleven thousand, two hundred thirty-one".