12401331334 has 16 divisors (see below), whose sum is σ = 21350672928. Its totient is φ = 5292044352.

The previous prime is 12401331263. The next prime is 12401331347. The reversal of 12401331334 is 43313310421.

It is a junction number, because it is equal to n+sod(n) for n = 12401331299 and 12401331308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1897617 + ... + 1904140.

It is an arithmetic number, because the mean of its divisors is an integer number (1334417058).

Almost surely, 2^12401331334 is an apocalyptic number.

12401331334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12401331334 is a deficient number, since it is larger than the sum of its proper divisors (8949341594).

12401331334 is a wasteful number, since it uses less digits than its factorization.

12401331334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801999.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12401331334 its reverse (43313310421), we get a palindrome (55714641755).

The spelling of 12401331334 in words is "twelve billion, four hundred one million, three hundred thirty-one thousand, three hundred thirty-four".