13402043112 has 32 divisors (see below), whose sum is σ = 33663912480. Its totient is φ = 4446173760.

The previous prime is 13402043111. The next prime is 13402043113. The reversal of 13402043112 is 21134020431.

It is an interprime number because it is at equal distance from previous prime (13402043111) and next prime (13402043113).

It is a super-2 number, since 2×13402043112² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13402043111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1318203 + ... + 1328330.

It is an arithmetic number, because the mean of its divisors is an integer number (1051997265).

Almost surely, 2^13402043112 is an apocalyptic number.

13402043112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13402043112 is an abundant number, since it is smaller than the sum of its proper divisors (20261869368).

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

13402043112 is a wasteful number, since it uses less digits than its factorization.

13402043112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646753 (or 2646749 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13402043112 its reverse (21134020431), we get a palindrome (34536063543).

The spelling of 13402043112 in words is "thirteen billion, four hundred two million, forty-three thousand, one hundred twelve".