4000012331211 has 72 divisors (see below), whose sum is σ = 6410837998656. Its totient is φ = 2400829217280.

The previous prime is 4000012331197. The next prime is 4000012331251. The reversal of 4000012331211 is 1121332100004.

4000012331211 is a `hidden beast` number, since 400 + 0 + 0 + 1 + 23 + 31 + 211 = 666.

It is not a de Polignac number, because 4000012331211 - 2⁷ = 4000012331083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4000012331251) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 300136830 + ... + 300150156.

It is an arithmetic number, because the mean of its divisors is an integer number (89039416648).

Almost surely, 2^{4000012331211} is an apocalyptic number.

4000012331211 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4000012331211 is a deficient number, since it is larger than the sum of its proper divisors (2410825667445).

4000012331211 is a wasteful number, since it uses less digits than its factorization.

4000012331211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18213 (or 18197 counting only the distinct ones).

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

Adding to 4000012331211 its reverse (1121332100004), we get a palindrome (5121344431215).

The spelling of 4000012331211 in words is "four trillion, twelve million, three hundred thirty-one thousand, two hundred eleven".