11421311334 has 16 divisors (see below), whose sum is σ = 22873794672. Its totient is φ = 3801908448.

The previous prime is 11421311303. The next prime is 11421311353. The reversal of 11421311334 is 43311312411.

It is a happy number.

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, 1294069 + ... + 1302864.

It is an arithmetic number, because the mean of its divisors is an integer number (1429612167).

Almost surely, 2^11421311334 is an apocalyptic number.

11421311334 is an abundant number, since it is smaller than the sum of its proper divisors (11452483338).

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

11421311334 is a wasteful number, since it uses less digits than its factorization.

11421311334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2597671.

The product of its digits is 864, while the sum is 24.

Adding to 11421311334 its reverse (43311312411), we get a palindrome (54732623745).

The spelling of 11421311334 in words is "eleven billion, four hundred twenty-one million, three hundred eleven thousand, three hundred thirty-four".