11420123334 has 64 divisors (see below), whose sum is σ = 23993494272. Its totient is φ = 3620073600.

The previous prime is 11420123333. The next prime is 11420123347. The reversal of 11420123334 is 43332102411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420123333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1945564 + ... + 1951424.

It is an arithmetic number, because the mean of its divisors is an integer number (374898348).

Almost surely, 2^11420123334 is an apocalyptic number.

11420123334 is an abundant number, since it is smaller than the sum of its proper divisors (12573370938).

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

11420123334 is a wasteful number, since it uses less digits than its factorization.

11420123334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11420123334 its reverse (43332102411), we get a palindrome (54752225745).

The spelling of 11420123334 in words is "eleven billion, four hundred twenty million, one hundred twenty-three thousand, three hundred thirty-four".