4001140212 has 24 divisors (see below), whose sum is σ = 9376768800. Its totient is φ = 1327888416.

The previous prime is 4001140201. The next prime is 4001140219. The reversal of 4001140212 is 2120411004.

It is a junction number, because it is equal to n+sod(n) for n = 4001140191 and 4001140200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001140219) 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, 725262 + ... + 730757.

It is an arithmetic number, because the mean of its divisors is an integer number (390698700).

Almost surely, 2^4001140212 is an apocalyptic number.

It is an amenable number.

4001140212 is an abundant number, since it is smaller than the sum of its proper divisors (5375628588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4001140212 is a wasteful number, since it uses less digits than its factorization.

4001140212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456255 (or 1456253 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 4001140212 is about 63254.5667284189. The cubic root of 4001140212 is about 1587.5518687829.

Adding to 4001140212 its reverse (2120411004), we get a palindrome (6121551216).

The spelling of 4001140212 in words is "four billion, one million, one hundred forty thousand, two hundred twelve".