401234111311 has 12 divisors (see below), whose sum is σ = 442742012496. Its totient is φ = 363338961920.

The previous prime is 401234111293. The next prime is 401234111321. The reversal of 401234111311 is 113111432104.

It is not a de Polignac number, because 401234111311 - 2²⁹ = 400697240399 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 (401234111321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6420235 + ... + 6482428.

It is an arithmetic number, because the mean of its divisors is an integer number (36895167708).

Almost surely, 2^401234111311 is an apocalyptic number.

401234111311 is a deficient number, since it is larger than the sum of its proper divisors (41507901185).

401234111311 is a wasteful number, since it uses less digits than its factorization.

401234111311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12902942 (or 12902931 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 401234111311 its reverse (113111432104), we get a palindrome (514345543415).

The spelling of 401234111311 in words is "four hundred one billion, two hundred thirty-four million, one hundred eleven thousand, three hundred eleven".