13421033112 has 256 divisors, whose sum is σ = 37981716480. Its totient is φ = 3932006400.

The previous prime is 13421033089. The next prime is 13421033207. The reversal of 13421033112 is 21133012431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63606687 + ... + 63606897.

It is an arithmetic number, because the mean of its divisors is an integer number (148366080).

Almost surely, 2^13421033112 is an apocalyptic number.

13421033112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13421033112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18990858240).

13421033112 is an abundant number, since it is smaller than the sum of its proper divisors (24560683368).

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

13421033112 is a wasteful number, since it uses less digits than its factorization.

13421033112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13421033112 its reverse (21133012431), we get a palindrome (34554045543).

The spelling of 13421033112 in words is "thirteen billion, four hundred twenty-one million, thirty-three thousand, one hundred twelve".