4001343001311 has 32 divisors (see below), whose sum is σ = 5771888742400. Its totient is φ = 2457932986080.

The previous prime is 4001343001307. The next prime is 4001343001321. The reversal of 4001343001311 is 1131003431004.

It is not a de Polignac number, because 4001343001311 - 2² = 4001343001307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001343001321) 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, 6329605 + ... + 6933006.

It is an arithmetic number, because the mean of its divisors is an integer number (180371523200).

Almost surely, 2^{4001343001311} is an apocalyptic number.

4001343001311 is a deficient number, since it is larger than the sum of its proper divisors (1770545741089).

4001343001311 is a wasteful number, since it uses less digits than its factorization.

4001343001311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262779.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 4001343001311 its reverse (1131003431004), we get a palindrome (5132346432315).

The spelling of 4001343001311 in words is "four trillion, one billion, three hundred forty-three million, one thousand, three hundred eleven".